Perfect Square Roots

Which of these areas is a perfect square?

• 12

• 90

• 40

• 64

Which of the following in NOT a perfect square?

• 49

• 81

• 111

• 144

What is the square root of 144?

• 4

• 12

• 16

• 32

Which of the following is not a perfect square?

• 110

• 4

• 1

• 81

Which number is the square root of 324?

• 18²

• 18

• √18

• 18/2

What is the square root of 36?

• 4

• 6

• 18

• 1296

What is the square root of 324?

• 16

• 17

• 18

• 28

√49

• 5

• 3

• 6

• 7

√225

• 1

  13

• 16

• 18

• 15

• -4

• 4

• 8

• 16