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Gyaan Maths
CBSE · Class 6-12
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CBSE Maths · Class 8

Chapter 1: A Square and A Cube

Name: ________________________
Date: ______________
Marks: ____ / 6

Squares, square roots, cubes, and cube roots.

Questions

  1. 225\sqrt{225}.
  2. 400\sqrt{400}.
  3. 3433\sqrt[3]{343}.
  4. 1253\sqrt[3]{125}.
  5. Perfect square between 100 and 200?
  6. (−4)3(-4)^3.

Extra Practice (Optional)

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Answer Key (For Teachers)

  1. Answer: 1515
    Working: 15215^2.
  2. Answer: 2020
    Working: 20220^2.
  3. Answer: 77
    Working: 737^3.
  4. Answer: 55
    Working: 535^3.
  5. Answer: 121, 144, 169, 196
    Working: e.g., 121, 144.
  6. Answer: −64-64
    Working: Odd power.
Gyaan Maths · CBSE Class 8 · Chapter 1
Gyaan Maths — CBSE Class 6-12, built for board-toppers.
v1.1 · Sept 2026