Squares and Square Roots

√ 81

• 8

• 7

• 10

• 9

Which of the following is NOT a perfect square?

• 1

• 4

• 100

• 8

14²

• 169

• 196

• 28

• 144

17²

• 196

• 289

• 225

• 300

11²

• 132

• 144

• 121

• 22

19²

• 300

• 900

• 361

• 481

18²

• 289

• 324

• 400

• 225

√289

• 19

• 21

• 13

• 17

Which statement is NOT true?

• √169 = 13

• 15² = 225

• 4² = √16

• √164 = 18

What is the square root of 9?

• 3

• 18

• 7

• 11