Triangular Prism Volume Calculator

Calculate the volume of a triangular prism using base, height, and length. Free online calculator with instant unit conversion.

Triangular Prism Calculator

Calculate the volume of a triangular prism by entering the base and height of the triangular face, and the length of the prism.

Triangle Base

Triangle Height

Prism Length

Unit

Common Examples

Small Prism

Base: 3 ft
Height: 4 ft
Length: 6 ft

Volume: 36.00 ft³

Used for: Structural beam

Display Model

Base: 1.5 m
Height: 2 m
Length: 2.5 m

Volume: 3.75 m³

Used for: Educational model

Large Prism

Base: 6 in
Height: 8 in
Length: 12 in

Volume: 288.00 in³

Used for: Construction model

How to Calculate Triangular Prism Volume

A triangular prism is a three-dimensional shape with triangular bases and rectangular faces. Its volume is calculated by multiplying the area of the triangular base by the length of the prism.

Volume = (1/2 × base × height) × length

Where:

base = width of the triangular face
height = height of the triangular face
length = length of the prism

Important Measurements

Base Area = ½ × base × height
Lateral Surface Area = perimeter of triangle × length
Total Surface Area = 2 × base area + lateral surface area
Triangle Perimeter = base + 2 × hypotenuse

Applications

Structural beams and supports
Architectural elements
Educational models
Manufacturing and design
Engineering calculations

Tips for Accurate Measurement

Measure the triangular base carefully
Ensure height is perpendicular to base
Measure length parallel to triangular faces
Use consistent units for all measurements

About this Calculator