CCSS.Math.Content.8.EE.C.2

Joe has a square tablecloth with a total area of 48 square feet. Which measurement is closest to the length of each side of the tablecloth in feet?

• 9.8 ft
• 5.0 ft
• 12.0 ft
• 6.9 ft

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CCSS.Math.Content.8.EE.C.2

What is the opposite of squaring a number?

• divide
• multiply 
• fractions
• square root

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CCSS.Math.Content.8.EE.C.2

Which number is an irrational number?

• √400

• √49

• √40

• √256

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CCSS.Math.Content.8.EE.C.2

200

• is a perfect square

• is not a perfect square

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CCSS.Math.Content.8.EE.C.2

What is 25 squared?

• 50

• 5

• 625

• 125

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CCSS.Math.Content.8.EE.C.2

What is the correct simplification to

 $\sqrt{x^2}$  ?  Check all that apply.

• 1

• x

• | x |
  

•  $\pm$  x

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CCSS.Math.Content.8.EE.C.2

A rectangular monitor’s size is measured diagonally from 1 corner to the opposite corner. What is the size of a rectangular monitor that is 30 centimeters wide by 24 centimeters high, to the nearest centimeter?

• 54 cm
• 38 cm
• 18 cm 
• 7 cm

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CCSS.Math.Content.8.EE.C.2

A right triangle and two of its side length are shown in the diagram. Which measurement is closest to the value of x in centimeters?

• 37.1 cm

• 40.8 cm

• 27 cm

• 51 cm

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CCSS.Math.Content.8.EE.C.2

The area of a square is 36 cm².  What is the length of one side?

• 6 cm
• 24 cm
• 9 cm
• 9 cm

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CCSS.Math.Content.8.EE.C.2

The diagonal of a rectangle is 25 in. The width is 15 inches. What is the length?

Just the length, not the inches.

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CCSS.Math.Content.8.EE.C.2