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Class 8 Maths Practice Test: Squares and Square Roots - Square Root
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Avg score: 71% • Most missed: “If area of a square is 144 cm2, then what is the side?”

The square root of a number x is a number y such that y^{2}=x. In other words, a number y whose square is x.

For example, 4 and −4 are square roots of 16 because 4^{2}=^{2}=16}.

Class 8 Maths Practice Test: Squares and Square Roots - Square Root
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10 Questions

1. If we are given the area of a square and we need to find the length of one side, what operation should we carry?
2. While taking square roots we cannot include _____ numbers.
3. 324= _____________
4. What is the square root of 4?
5. What are the prime factors of 16?
6. \(\sqrt{361}\) = ______
7. There are always two real roots of any number.
8. These 2×3×7 are prime factors of some number, find the square of that particular number.
9. If area of a square is 144 cm2, then what is the side?
10. What would be the square root of 961?

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