Squares and square roots

The area of a square is 117 square meters. Which best represents the length of a side of the square? 

• 10.8 m
• 11 m
• 10 m
• 11.2 m

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

• Even
• irrational
• Rational
• Odd

A perfect square is a number whose square root is ___________.

• Even
• irrational
• Rational
• Odd

Evaluate
√36

• 6
• -9
• 18
• -18

Mr. Cleaves wrote four irrational numbers on the SMART board and asked Saul to choose the number closest to 4. Which irrational number should Saul choose?

• √8
• √17
• √12
• √10

Square roots are the opposite of ____________.

• Cube Roots
• Squaring
• Multiplication
• Absolute Value

Evaluate √72. Round your answer to the nearest Whole Number. 

• 7.2
• 7
• 8
• 9

If I know the area of a square, how do I find the side length?

• I square the area.
• I divide the area by 2.
• I take the square root of the area.
• I divide the area by 4.

To find the square root of a number, you must divide it by 2.

• True
• False

Estimate √50. Round your answer to the nearest Whole Number. 

• 5
• 10
• 25
• 7