Class 8 Maths – Chapter 7
Cubes and Cube Roots

Worksheet Answers

Section A – Fill in the Blanks (Answers)

1. The cube of 6 is 216.
2. The cube root of 216 is 6.
3. 1 is a perfect cube.
4. The cube of an even number is always even.
5. The cube root of 729 is 9.

Section B – True or False (Answers)

1. 125 is a perfect cube – True
2. The cube of 10 is 1000 – True
3. Every perfect cube ends with 0 or 5 – False
4. The cube root of 64 is 4 – True
5. −3 is a cube root of −27