Surface Area of Triangular Prism Formula

Surface area of a triangular prism is defined as the sum of the area of its five faces. To calculate the surface area, we need the values of the base, length, and height of the triangular prism. Its formula equals the sum of two times the base area and three times the product of the base and length of the prism. Its unit of measurement is meter square (sq. m).

A = b.h + 3l.b

where,

  • b is Triangular Base
  • h is Height
  • l is Length of Prism

Formulas for finding the surface area of a Triangular Prism:

Aspect of Surface Area

Formula

Total Surface Area

2×(Area of Base) + Perimeter of Base×Height of Prism

Area of a Triangular Base

1/2×Base×Height

Perimeter of Base

Sum of Lengths of All Sides

Lateral Surface Area

Perimeter of Base×Height of Prism

These formulas provide various ways to calculate different aspects of the surface area of a triangular prism.

How to Find Surface Area of Triangular Prism?

Surface area of a triangular prism is the sum of the areas of all its faces. A triangular prism is a shape with two identical triangular faces and three rectangular faces connecting them. It has 6 corners, 9 edges, and 5 faces in total.

In this article, we’ll explore about how to find the total surface area of a triangular prism, including the formula and some examples to understand it better.

Table of Content

  • What is Total Surface Area of Triangular Prism?
  • Surface Area of Triangular Prism Formula
  • How to Find Surface Area of a Triangular Prism?
  • Sample Problems on the Surface Area of a Triangular Prism
  • Frequently Asked Questions

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What is Total Surface Area of Triangular Prism?

Total surface area of a triangular prism refers to the combined area of all its faces. A triangular prism has two triangular faces and three rectangular faces. The rectangular faces are known as the lateral faces, while the triangular ones are called bases. If you position the bases horizontally, they become the top and bottom faces of the prism. Surface area is measured in square units such as square meters (m²), square centimetres (cm²), square inches (in²), or square feet (ft²)....

Surface Area of Triangular Prism Formula

Surface area of a triangular prism is defined as the sum of the area of its five faces. To calculate the surface area, we need the values of the base, length, and height of the triangular prism. Its formula equals the sum of two times the base area and three times the product of the base and length of the prism. Its unit of measurement is meter square (sq. m)....

How to Find Surface Area of a Triangular Prism?

To find the surface area of a right triangular prism, follow these steps:...

Sample Problems on the Surface Area of a Triangular Prism

Problem 1: Calculate the surface area of a triangular prism of base 6 m, height 3 m, and length 7 m....

Frequently Asked Questions

What is a Triangular Prism, and how is its Surface Area Calculated?...