8 Data and Squares

Evaluate
√36

• 6
• -9
• 18
• -18

(-6)²

• 12

• -12

• -36

• 36

Which of the following is a perfect square?

• 10

• 25

• 50

• 89

√ 144

• 4
• 12
• 16
• 32

Which of the following in not a perfect square?

• 49

• 81

• 111

• 144

The √20 is between which two consecutive integers?

• 2 & 3
• 3 & 4
• 4 & 5
• 5 & 6

√ 1

• 1
• 100
• 10
• 0

15²

• 196
• 289
• 256
• 225

An imperfect square is a number whose square root is ___________.

• Even
• irrational
• Rational
• Odd

Which statement is NOT true?

• √169 = 13
• 15² = 225
• 4² = √16
• √164 = 18