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# Finding the Volume of a Cube

(KS3, Year 8)

## The Lesson

The volume of a cube is found using the formula:In this formula,

**a**is the length of each side of the cube. The image below shows what we mean by the length of the side:

## "Find the Volume" Widget

## How to Find the Volume of a Cube

## Question

What is the volume of a cube with sides of length 6 cm, as shown below?## Step-by-Step:

# 1

Start with the formula:

Volume = a

^{3}**Don't forget:**a^{3}= a × a × a (a cubed).# 2

Substitute the side length into the formula. In our example, a = 6.

Volume = 6

^{3}= 6 × 6 × 6 = 216 cm^{3}## Answer:

The volume of the cube with sides of length 6 cm is 216 cm^{3}.

## What Is a Cube?

A cube is a box-shaped object. It is made of six identical square-shaped faces.**Help Us To Improve Mathematics Monster**

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