Square Root Area of Square and Rounding

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

• 10.9 m

• 11.2 m

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CCSS.8.EE.A.2

Square roots are the opposite of ____________.

• Cube Roots
• Squaring
• Multiplication
• Absolute Value

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CCSS.8.EE.A.2

Evaluate

√36

• 6

• 8

• 18

• -18

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CCSS.8.EE.A.2

Find √50. Round your answer to the nearest tenth.

• 7.2

• 6.9

• 7.1

• 7

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CCSS.8.EE.A.2

Evaluate √72. Round your answer to the nearest tenth.

• 8.48

• 8.6

• 8.4

• 8.5

Tags

CCSS.8.NS.A.2

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.

Tags

CCSS.8.EE.A.2

√100

• 10
• 200
• 5
• 25

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CCSS.8.EE.A.2

Which of the following is a perfect square?

• 39
• 50
• 6
• 81

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CCSS.8.EE.A.2

Which of the following is NOT a perfect square?

• 1

• 4

• 100

• 8

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CCSS.8.EE.A.2

65

• Is a perfect square.
• Is not a perfect square.

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CCSS.8.EE.A.2