Squares and Square Roots Review

Which of the following is NOT a perfect square?

• 49
• 100
• 64
• 80

Which of the following is NOT a perfect square?

• 9
• 10
• 25
• 16

True or false?

If a² = 81, a could be 9 or -9

• True

• False

Evaluate -√49

• 7

• 24.5

• 50

• -7

Evaluate √361

• 18
• 19
• 16
• 17

 √175 is between: 

• 15 and 16
• 13 and 14
• 14 and 15
• 16 and 17

-√333 is between:

• -17 and -18

• -18 and -19

• 18 and -19

• 16 and 17

Evaluate √289

• 15
• 17
• 14
• 13

Evaluate -√256

• -14

• -16

• -13

• -17

√120 is between: 

• 11 and 12
• 10 and 11
• 12 and 13
• 13 and 14