Lateral surface area calculator triangular prism

Prism Height Formula. To calculate the height of a prism, you can use the following formula: h = \dfrac {V} {S} h = S V. Where: h is the height of the prism. V is the product of the area of the base and the height of the prism. S is the area of one of the congruent polygonal bases.

The surface area of a rectangular prism is the combined surface areas of all six of its sides. Because opposing sides are always the same size, the total surface can be determined ...The total surface area of a triangular prism is the sum of the areas of all its faces: the three lateral faces (rectangles) and two bases (triangles). The most general …Step 2: Add the value of its lateral surface area and the base area. Step 1: Check for the given parameters. The formula to calculate the total surface area of a triangular pyramid is 1⁄2(a × b) + 3⁄2(b × s). How To Find the Total Surface Area of a Triangular Pyramid When Its Lateral Surface Area and Base area are Given? The Triangular Prism Surface Area calculation! Formula: SA = bh + (s1 + s2 + s3)l. Where: SA is the surface area. b is the base of the triangle (in inches) h is the height of the triangle (in inches) s1, s2, s3 are the sides of the triangle (in inches) l is the length of the prism (in inches) A prism is defined as a 3-dimensional solid object which has identical ends, flat faces, and the same cross-section all along its length.The surface area of the triangular prism is the sum of the base area and lateral faces. let a,b, and c are sides of a triangle and triangle base be 'b', the height of triangle be 'h' and height of prism be 'H ...π = pi = 3.1415926535898. √ = square root. This online calculator will calculate the various properties of a right circular cone given any 2 known variables. The term "circular" clarifies this shape as a pyramid with a circular cross section. The term "right" means that the vertex of the cone is centered above the base.

I assume you mean the surface area, since a square pyramid is 3-dimensional. For a right square pyramid with base side length s and slant height L, the total surface area is the area of the square base with side length s, plus the total area of four triangles each with base s and altitude L. So the total surface area is s^2 + 4(1/2)(sL) = s^2 ...It can be different for various solids, as it can be rectangular, square, circular, triangular, etc. Lateral Surface Area: The lateral surface is the surface area of all the sides of the solids excluding the base and the top. You can measure the lateral surface area using the lateral surface area calculator.Calculate the rectangular prism surface area. First rectangle area is 15in × 12in = 180in², second 15in × 18in = 270in² and third one 18in × 12in = 216in². Add all three rectangles' areas - it's equal to 666 in² ( what a number!) - and finally multiply by 2. The surface area of our cardboard box is 1332in². Or save yourself some time ...Online calculator to calculate the surface area of geometric solids including a capsule, cone, frustum, cube, cylinder, hemisphere, pyramid, rectangular prism, sphere, spherical cap, and triangular prism.You'll see how to apply each formula to the given information to find the lateral area and surface area. Take a look! Virtual Nerd's patent-pending tutorial system provides in-context information, hints, and links to supporting tutorials, synchronized with videos, each 3 to 7 minutes long. In this non-linear system, users are free to take ...

3. Determine the surface area, volume, and lateral surface area of a triangular prism with a base of sides 9 meters, 12 meters, and 15 meters, and a height of 30 meters. Conclusion. Triangular prism calculator is a useful tool for quickly finding key measurements like volume and surface area. By inputting the dimensions of the triangular base ...Lateral and Total Surface Area of Prisms (Rectangular, Triangular, and Cylinder) Students are guided through this process of finding lateral and total surface area by breaking down the formulas and finding P, h, and B before plugging the values into the formulas. For cylinders, they will do the same thing but will be finding the radius ...A triangular prism is a polyhedron which has the triangular base. It has 5 faces and 9 edges. Use our online surface area of a triangular prism calculator to efficiently calculate the total surface area occupied by the triangular based prism. Enter the triangle's sides, base, height, and prism height in the prism calculator to find the SA of ...Formula to find the surface area of a triangular prism is given by: where, b = Triangle base length. h = Triangle height. H = Prism height. S1 = Side 1 of the triangle. S2 = Side 2 of the triangle. S3 = Side 3 of the triangle. In the below online surface area of a triangular prism calculator, enter the above mentioned parameters in the input ...The surface area (or total surface area) of a heptagonal prism is the entire amount of space occupied by all its outer surfaces (or faces). It is measured in square units such as m 2, cm 2, mm 2, and in 2. Total Surface Area (TSA) = 7 2 × a 2 × cot. ⁡. ( π 7) + 7 a h, here a = base edge, h = height, cot π/7 = 2.0765. As we know,

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To find the surface area of a prism, it can be helpful to sketch the net, find the area of each shape in the net, and then add the areas together. To find the surface area of this triangular prism, find the area of the three rectangles and two triangles in its net and add all the areas together. Volume of a rectangular prism.To find the lateral of a cone given its diameter D, follow these steps: Use the lateral area formula for a cone: A_L = π x r x √(r² + h²). Since the diameter D is equal to twice the radius of a circumference, employ the corresponding relationship: r = D / 2. By replacing this in the equation above: A_L = π x (D / 2) x √((D / 2)² + h²).Please follow the steps below on how to use the calculator: Step 1: Choose a drop-down to find the surface area or volume of a triangular prism. Step 2: Enter the values in the given input boxes. Step 3: Click on " Calculate " to find the surface area and volume of a triangular prism. Step 4: Click on " Reset " to clear the fields and enter the ...The perimeter of the triangular base is 12+10+10=32 inches. Calculate the lateral surface area of the prism by multiplying the perimeter of the base by the height …

A prism is defined as a 3-dimensional solid object which has identical ends, flat faces, and the same cross-section all along its length.The surface area of the triangular prism is the sum of the base area and lateral faces. let a,b, and c are sides of a triangle and triangle base be 'b', the height of triangle be 'h' and height of prism be 'H ...The following steps are used to calculate the surface area of an equilateral triangular prism : After expanding the 3-d figure into 2-d we will get two equilateral triangles and three rectangles. The surface area of an equilateral triangular prism can be calculated by representing the 3-d figure into a 2-d net, to make the shapes easier to see.Math. Geometry. Geometry questions and answers. This is the net of a triangular prism. To calculate the lateral surface area, you should add the areas of which sides? Question: This is the net of a triangular prism.Welcome to How to Find the Surface Area of a Triangular Prism with Mr. J! Need help with finding the surface area of a triangular prism? You're in the right ...The formula is: Volume (V) = 1 3 B h, here B = base area, h = height. Let us solve some examples involving the above formula. Find the volume of a regular triangular pyramid with a base area of 97 cm2 and a height of 26 cm. Solution: As we know, Volume ( V) = 1 3 B h, here B = 97 cm 2, h = 26 cm. ∴ V = 1 3 × 97 × 26. = 840.6 cm 3.How to Use the Lateral Area of a Prism Calculator. 1. Enter Perimeter of the Base. Input the perimeter of the base (in units) into the designated field. 2. Specify Height of the Prism. Define the height of the prism (in units) in the corresponding input field. 3.The lateral surface area is the area of all the faces except the bases. We can also write: ... However, there are specific formulas to calculate the surface area of different prisms. They are given below: Surface Area of a Prism. Some formulas have additional labeling for particular prisms. ... Find the total surface area of a triangular prism ...It can be different for various solids, as it can be rectangular, square, circular, triangular, etc. Lateral Surface Area: The lateral surface is the surface area of all the sides of the solids excluding the base and the top. You can measure the lateral surface area using the lateral surface area calculator.Adjustable Triangular Prism. Author: Tim Brzezinski. Topic: Area, Prism, Surface. The following applet was designed to help you conceptually visualize a triangular prism as you work with it in order to help you calculate its lateral area, total surface area, and volume. Feel free to adjust the sliders up top and the locations of the "Slide Me!"Examples: find the area of a triangle. Example 1: Using the illustration above, take as given that b = 10 cm, c = 14 cm and α = 45°, and find the area of the triangle. In this case the SAS rule applies and the area can be calculated by solving (b x c x sinα) / 2 = (10 x 14 x sin (45)) / 2 = (140 x 0.707107) / 2 = 99 / 2 = 49.5 cm 2.

1. Calculate the length of the curve y=ln (secx+tanx) from x=π/4 to x=π/3. 2. Calculate the lateral surface area of the surface generated by rotating y=x3 about the x-axis from x=1 to x=2. - 3. A dam takes the shape of a right triangular prism (so cross sections are right triangles). For the cross-sections, one side is vertical with a height ...

Prism Height Formula. To calculate the height of a prism, you can use the following formula: h = \dfrac {V} {S} h = S V. Where: h is the height of the prism. V is the product of the area of the base and the height of the prism. S is the area of one of the congruent polygonal bases.Example 1: surface area of a triangular prism with a right triangle. Calculate the surface area of the triangular prism. Calculate the area of each face. The area of the front of the prism is \cfrac{1}{2} \, \times 4 \times 3= 6 \mathrm{~cm}^{2}. The back face is the same as the front face so the area of the back face is also 6 \mathrm{~cm}^{2}.How to find the lateral area of the right triangular prism. What is the difference between the lateral area and the surface area of the right triangular prism? A triangular prism and its dimensions are shown in the diagram.Example 1: how to find the surface area of a right triangular prism. Calculate the surface area of the triangular prism. Calculate the area of each face. The area of the triangle at the front is \cfrac {1} {2} \times 12 \times 5=30 \mathrm {~cm}^2 21 × 12 × 5 = 30 cm2. The back face is the same as the front face so the area of the back is ...The prism is a solid object enclosed by two parallel planar polygonal bases and a lateral prismatic surface. Cube is a prism while cylinder can be considered a prism with infinite number of lateral faces. With a polygonal base, having n sides/vertices, the number of faces, edges and vertices (NF, NE, NV respectively) is given by the formulas:A triangular prism is a polyhedron formed by connecting two triangular bases through three rectangular lateral faces, creating a three-dimensional shape. It's a common figure in geometry, providing a rich context for exploring concepts like surface area and volume.Examples: find the area of a triangle. Example 1: Using the illustration above, take as given that b = 10 cm, c = 14 cm and α = 45°, and find the area of the triangle. In this case the SAS rule applies and the area can be calculated by solving (b x c x sinα) / 2 = (10 x 14 x sin (45)) / 2 = (140 x 0.707107) / 2 = 99 / 2 = 49.5 cm 2.Right Cylinders. There are similarities between a prism and a cylinder. While a prism has parallel congruent polygons as the top and the base, a right cylinder is a three-dimensional object with congruent circles as the top and the base. The lateral sides of a right prism make a 90 ∘ 90 ∘ angle with the polygonal base, and the side of a cylinder, which unwraps as a rectangle, makes a 90 ...∴ Triangular Prism top, bottom surface areas are 96 m², lateral surface area is 1392 m², total surface area is 1,584 m², volume is 2,784 m³. If you are looking for help while learning several geometry concepts then have a look at Areavolumecalculator.com for your queries and doubts all in one place . Triangular Prism Surface Area Calculator. You can calculate the lateral surface area and the total surface area of the triangular prism by inputting the required value for the calculation. The variables in the calculator include. First Edge Length (S1) Length of the 1st side of the Triangular Base.

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To calculate the total surface area of the triangular prism, simply add together the areas of all its faces obtained in the previous steps. Start by adding the area of the two triangular bases. If the base triangle has a base of length b and a height of h, the area can be calculated using the formula: 0.5 * b * h.Calculate the top and bottom surface area of a cylinder (2 circles ): T = B = π r 2. Total surface area of a closed cylinder is: A = L + T + B = 2 π rh + 2 ( π r 2) = 2 π r (h+r) ** The area calculated is only the lateral surface of the outer cylinder wall. To calculate the total surface area you will need to also calculate the area of the ... The surface area of an equilateral triangular prism = Area of the top and base triangles + Area of the three rectangular faces. Putting the values together, The surface area of an equilateral triangular prism = 2 × 60 + 3 × 20. = 180. Answer: The surface area of the equilateral triangular prism is 180 squared units. The surface area of a triangular prism is equal to the sum of the area of tree lateral surfaces and the two bases. The surface area is expressed in square units. The formula for the surface area of a triangular prism is written as: Surface area of a triangular prism S = (2 x Base area) + (Base perimeter x Height of the prism) S = 2A + PL. The formula is: Volume (V) = 1 3 B h, here B = base area, h = height. Let us solve some examples involving the above formula. Find the volume of a regular triangular pyramid with a base area of 97 cm2 and a height of 26 cm. Solution: As we know, Volume ( V) = 1 3 B h, here B = 97 cm 2, h = 26 cm. ∴ V = 1 3 × 97 × 26. = 840.6 cm 3.Total Surface area of triangular prism = 2B + Pl = (2 x Triangle area) + [ ( a + b + c ) l ] Triangle area = B =. (Apothem length = h/2) Where ( According to heron’s formula) The volume of a triangular prism = Area of base triangular prism × height. Volume of triangular prism = B x l =. Here B = Base area of the prism.To calculate the lateral surface area triangular prism, the sides B, C and D are need to be added to calculate the area. Option A. is correct. The triangular prism is what? a triangle-shaped prism "a polyhedron with two triangular bases, three rectangular sides, and three angles.There are 9 vertices, 6 edges, and 5 faces ". The answer to the query isCalculator online for a the surface area of a capsule, cone, conical frustum, cube, cylinder, hemisphere, square pyramid, rectangular prism, triangular prism, sphere, or spherical cap. Calculate the unknown defining side lengths, circumferences, volumes or radii of a various geometric shapes with any 2 known variables. Online calculators and formulas for a surface area and other geometry problems.Lateral Surface Area = a√(a 2 + 4h 2) Base Surface Area = a 2; Total Surface Area = L + B = a 2 + a√(a 2 + 4h 2)) = a(a + √(a 2 + 4h 2)) Rectangular Prism Surface Area Volume = lwh; Surface Area = … ….

of the prism as a "base" or a "lateral face." Then fi nd the area of the entire surface of each prism. a. 5 6 3 b. 4 6 55 3 ACTIVITY: Finding the Area of the Entire Surface of a Prism 5. ... Find the surface area of the triangular prism. 4. 5. 6. 10 m 4 yd 3 yd 4 yd 5 yd 16 m 10 m 6 m 9 m 8.6 ftThe perimeter of the triangular base is 12+10+10=32 inches. Calculate the lateral surface area of the prism by multiplying the perimeter of the base by the height …About. Transcript. Here are the steps to compute the surface area of a triangular prism: 1. Find the areas of each of the three rectangular faces, using the formula for the area of a rectangle: length x width. 2. Next, find the area of the two triangular faces, using the formula for the area of a triangle: 1/2 base x height. 3.Show Calculator. Related content. Video 4 minutes 35 seconds 4:35. Surface area word problem example. Video 2 minutes 25 seconds 2:25. Surface area of a box (cuboid) Video 4 minutes 44 seconds 4:44. Surface area of a box using nets. Video 3 minutes 34 seconds 3:34. Surface area using a net: triangular prism.To find the lateral surface area (the sum of the three sides of the prism), you will need to calculate the area of each of the three rectangles that make up the sides of the prism. The height of the prism is given as 10 cm. One side of the prism will have a width of 6 cm and a height of 10 cm: \(6 \times 10 = 60 \, cm^2\)Each practice problem is aligned with TEKS standard 8.7 (B) use previous knowledge of surface area to make connections to the formulas for lateral and total surface area and determine solutions for problems involving rectangular prisms, triangular prisms, and cylinders. This DIGITAL and PAPERLESS resource is designed for 8th Grade Math but can ...The Total Surface Area of Triangular Prism formula is defined as the total amount of two-dimensional space occupied by all the faces of the Triangular Prism and is represented as TSA = (h*(S a +S b +S c))+(1/2*sqrt((S a +S b +S c)*(S a +S b-S c)*(S b +S c-S a)*(S c +S a-S b))) or Total Surface Area of Triangular Prism = (Height of Triangular Prism*(Side A of Base of Triangular Prism+Side B of ...1. Set up the formula for the volume of a prism. The volume for any prism can be found by using the formula , where equals the volume of the prism, equals the area of one base, and equals the height of the prism. [4] The base of a prism is one of its congruent sides. The base of a triangular prism will be a triangle.It is a polyhedron solid with the five faces, nine edges, and six vertices. Use our online Surface area of wedge calculator to do rectangular wedge surface area and lateral area of the wedge based on the base side, base width, top side and height. You can also use this online tool for doing the Lateral area of a wedge calculation in simple.IXL's SmartScore is a dynamic measure of progress towards mastery, rather than a percentage grade. It tracks your skill level as you tackle progressively more difficult questions. Consistently answer questions correctly to reach excellence (90), or conquer the Challenge Zone to achieve mastery (100)! Learn more. Lateral surface area calculator triangular prism, Surface Area. The surface area of a triangular prism is the entire space occupied by its outermost layer (or faces). It is expressed in square units such as m 2, cm 2, mm 2, and in 2. It has 2 types of surface areas. Lateral Surface Area. The lateral surface area (LSA) of a triangular prism is the sum of the surface area of all its faces except ..., A triangular prism with equilateral triangular bases is a special type of three-dimensional geometric shape. In this unique form, both of the congruent triangular bases consist of equal sides and angles, creating a symmetrical and aesthetically pleasing structure. The lateral faces connecting the bases are parallelograms., Use the formula S=Ph+2B to find the total surface area of triangular prisms., Surface area = (315) + (24) Surface area = 339 square units. Therefore, the surface area of the given prism is 339 units 2. Example 3: If the volume of a triangular prism, having a length of 7 units and the height of the base triangle 4 units, is 35 units, find the length of the base of the triangle. Solution:, Join me as I show you how to calculate the lateral and surface area of a rectangular prism, a cylinder, a triangular prism, a pentagonal prism, and a trapezo..., The Total Surface Area of Triangular Prism given Base Area formula formula is defined as the total amount of two-dimensional space occupied by all the faces of the Triangular Prism, and calculated using the base area of Triangular Prism and is represented as TSA = (2*A Base)+(h*(S a +S b +S c)) or Total Surface Area of Triangular Prism = (2*Base Area of Triangular Prism)+(Height of Triangular ..., This function calculates the height or volume of a regular hexagonal prism. To calculate, enter a side length of the base and the volume or height. ... Input: Delete Entries Base side length Decimal places Results: Height Surface Base area Formula for the regular hexagonal prism ... regular • Triangular prism • Hexagonal prism • Ramp ..., Calculator online for a the surface area of a capsule, cone, conical frustum, cube, cylinder, hemisphere, square pyramid, rectangular prism, triangular prism, sphere, or spherical cap. Calculate the unknown defining side lengths, circumferences, volumes or radii of a various geometric shapes with any 2 known variables. Online calculators and formulas for a surface area and other geometry problems., Solution. This is a right triangular prism. To find the surface area, we need to find the length of the hypotenuse of the base because it is the width of one of the lateral faces. We can use the Pythagorean Theorem to find this length. Figure 9.10.12 9.10. 12. 72 +242 49 + 576 625 = c2 = c2 = c2 c = 25 7 2 + 24 2 = c 2 49 + 576 = c 2 625 = c 2 ..., To use this online calculator for Total Surface Area of Prism, enter Base Area of Prism (A Base), Height of Prism (h) & Perimeter of Prism (P) and hit the calculate button. Here is how the Total Surface Area of Prism calculation can be explained with given input values -> 380 = (2*100)+(12*15) ., The lateral area of a right triangular prism is the number of unit squares that can fit into it. A right triangular prism is a polyhedron with polygons as its faces. It has 6 vertices, 5 faces, and 9 edges. Out of the 5 faces, triangles form the top and the base and rectangles form the lateral/vertical faces. The lateral area of a right triangular prism is also known as the lateral surface ..., Calculator online for a the surface area of a capsule, cone, conical frustum, cube, cylinder, hemisphere, square pyramid, rectangular prism, triangular prism, sphere, or spherical cap. Calculate the unknown defining side lengths, circumferences, volumes or radii of a various geometric shapes with any 2 known variables. Online calculators and formulas for a surface area and other geometry problems., To find the volume of a cylinder we multiply the base area (which is a circle) and the height h. V = πr2 ⋅ h V = π r 2 ⋅ h. A pyramid consists of three or four triangular lateral surfaces and a three or four sided surface, respectively, at its base. When we calculate the surface area of the pyramid below we take the sum of the areas of ..., Length (l): units. Surface Area (A): sq. units. Volume (V): cu. units. The following algorithms are included in this calculator: Volume of a Triangular Prism (V) = 1/2*b*h*l. Side (s) = √ ( (b/2)2 + h2) Surface Area of a Triangular Prism (A) = b* (h + l) + 2*l*s. Currently 4.00/5., To find the surface area of a prism, it can be helpful to sketch the net, find the area of each shape in the net, and then add the areas together. To find the surface area of this triangular prism, find the area of the three rectangles and two triangles in its net and add all the areas together. Volume of a rectangular prism., Calculate the surface area of right prisms and cylinders. ... which are connected by the height of its lateral sides, as shown in Figure 10.164. The lateral sides form a right angle with the base and the top. There are rectangular prisms, hexagonal prisms, octagonal prisms, triangular prisms, and so on. ... Find the surface area of the ..., The lateral area of a triangular prism is defined as the length of the longest side. The following are examples of how the lateral area of a triangular prism can be used in different fields: Engineering: The lateral area can be used to calculate the size of an object or the surface area of a component. Architecture: The lateral area can be used ..., 4 cm 6 cm 2.5 cm. What is the total surface area of the rectangular prism? cm 2. Report a problem. Do 4 problems. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone ..., Calculator online for a the surface area of a capsule, cone, conical frustum, cube, cylinder, hemisphere, square pyramid, rectangular prism, triangular prism, sphere, or spherical cap. Calculate the unknown defining side lengths, circumferences, volumes or radii of a various geometric shapes with any 2 known variables. Online calculators and formulas for a surface area and other geometry problems., Volume of a triangular prism formula is V = Abot * h Triangular Prism Bottom Surface Area formula is Abot = ½ * b * H Divide the lateral surface area by the sum of three sides to check the height.Įxample 1: Calculate the volume, surface area of a triangular prism with triangle height 4 cm, prism height 6 cm, and triangle base 4 cm?.Get the ..., About. Transcript. Here are the steps to compute the surface area of a triangular prism: 1. Find the areas of each of the three rectangular faces, using the formula for the area of a rectangle: length x width. 2. Next, find the area of the two triangular faces, using the formula for the area of a triangle: 1/2 base x height. 3. , Online geometry calculator to calculate surface area of an oblique prism. The lateral surface area of an oblique prism is the sum of the areas of the faces, which must be calculated individually. Cavalieri's Principle. If two solids have the same height and the same cross‐sectional area at every level, then they have the same volume., This geometry video tutorial explains how to calculate the surface area of a triangular prism using a simple formula. It also explains how to calculate the ..., The Lateral Surface Area of Pentagonal Prism formula is defined as the quantity of plane enclosed by all the lateral surfaces (that is, top and bottom faces are excluded) of the Pentagonal Prism is calculated using Lateral Surface Area of Pentagonal Prism = 5*Base Edge Length of Pentagonal Prism*Height of Pentagonal Prism. To calculate Lateral ..., The Height of Triangular Prism given Lateral Surface Area formula is defined as the length of the straight line connecting any base vertex to the corresponding top vertex of the Triangular Prism, and calculated using the lateral surface area of Triangular Prism and is represented as h = LSA/(S a +S b +S c) or Height of Triangular Prism = Lateral Surface Area of Triangular Prism/(Side A of Base ..., Calculators online for geometric solids including calculations for capsule, cone, conical frustum, cube, cylinder, hemisphere, pyramid, rectangular prism, sphere, surface area and volume. Geometric formulas and shape diagrams., 1. Calculate the length of the curve y=ln (secx+tanx) from x=π/4 to x=π/3. 2. Calculate the lateral surface area of the surface generated by rotating y=x3 about the x-axis from x=1 to x=2. - 3. A dam takes the shape of a right triangular prism (so cross sections are right triangles). For the cross-sections, one side is vertical with a height ..., Volume of a triangular prism formula is V = Abot * h Triangular Prism Bottom Surface Area formula is Abot = ½ * b * H Divide the lateral surface area by the sum of three sides to check the height.Įxample 1: Calculate the volume, surface area of a triangular prism with triangle height 4 cm, prism height 6 cm, and triangle base 4 cm?.Get the ..., PayPal laid off dozens of employees from its San Jose headquarters, filings show. As first reported by The Information and later confirmed by Techcrunch, the layoffs impacted 83 em..., SA = a2 + 2×a×l. 🔎 Proof: The surface area of a square pyramid is the sum of the areas of its square base and four triangular faces: SA = BA + (4 × FA) The area of a triangle is half of the product of its base length ( a) and height ( l ): FA = a×l/2., If the lateral surface area of a triangular prism is 250 square centimeter with a 15 cm base length and a base height of 10 cm, what is the total surface total? (Do it fast for helpful rating) Mathematics For Machine Technology. 8th Edition. ISBN: 9781337798310. Author: Peterson, John. Publisher: Peterson, John., The Lateral Surface Area of Triangular Prism formula is defined as the quantity of plane enclosed by all the lateral surfaces (that is, top and bottom faces are excluded) of the Triangular Prism and is represented as LSA = (S a +S b +S c)*h or Lateral Surface Area of Triangular Prism = (Side A of Base of Triangular Prism+Side B of Base of Triangular Prism+Side C of Base of Triangular Prism ... , To find the area of just the slanted sides - the lateral surface area ( LSA) - you need to do a lot less work: LSA=\frac {1} {2} (Perimeter\times Slant Height) LS A = 21(P erimeter × SlantHeight) Lateral surface area formula for a triangular pyramid. These formulas only work for regular pyramids.