Perfect Squares & Square Roots

What is the square root of 100?

• 8

• 9

• 10

• 12

How do you determine if a number is a perfect square?

• Find its square root and check if the result is an integer.

• Multiply the number by itself.

• Add the digits of the number and check if the sum is even.

• Subtract one from the number and check if the result is a prime number.

What is the square root of 196?

• 12

• 14

• 16

• 18

What is the significance of perfect squares in mathematics?

• They are used only in geometry.

• They help in simplifying expressions and solving equations.

• They are only relevant in number theory.

• They have no significance in mathematics.

Is 110 a perfect square?

• Yes, 110 is a perfect square.

• No, 110 is not a perfect square because there is no integer that, when squared, equals 110.

• 110 is a perfect square of 11.

• 110 is a perfect square of 10.

What is the square root of 49?

• 5

• 6

• 7

• 8

Which numbers are perfect squares between 1 and 100?

• 1, 4, 9, 16, 25, 36, 49, 64, 81, 100

• 2, 3, 5, 7, 11, 13, 17, 19, 23, 29

• 10, 20, 30, 40, 50, 60, 70, 80, 90, 100

• 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

What is the square of 3?

• 6

• 8

• 9

• 12

What is the formula for finding the area of a square?

• A = s^2

• A = 2s

• A = s + s

• A = s^3

What is the square of 7?

• 42

• 49

• 56

• 36