# Maths Cube and Cube Roots part 1 (Introduction) CBSE Class 8 Mathematics VIII | Summary and Q&A

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January 30, 2017
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Maths Cube and Cube Roots part 1 (Introduction) CBSE Class 8 Mathematics VIII

## TL;DR

This video introduces cubes and cube roots, explaining the properties of perfect cubes and the methods to find cube roots.

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### Q: What is a cube and what are its properties?

A cube is a three-dimensional shape with all edges equal. Each face of a cube is a square. All edges of a cube are equal in length.

### Q: How do you find the volume of a cube?

The volume of a cube is calculated by multiplying the length of one side by itself three times (side^3).

### Q: What are cube numbers?

Cube numbers, or perfect cubes, are obtained by multiplying a number by itself three times. They are special numbers capable of forming a cube when arranged together.

### Q: Are all numbers between 1 and 8 perfect cubes?

No, not all numbers between 1 and 8 are perfect cubes. Only the numbers 1 and 8 are perfect cubes in this range.

## Summary & Key Takeaways

• A cube is a three-dimensional shape with all edges equal, such as a dice or a Rubik's cube.

• Each face of a cube is a square, and several squares together form a cube.

• Cube numbers, or perfect cubes, are obtained by multiplying a number by itself three times.