1-4b: Square roots and cubed roots in application

Which of the following is a perfect square?

• $\sqrt{24}$

• $\sqrt{60}$

• $\sqrt{100}$

• $\sqrt{115}$

Tags

CCSS.8.EE.A.2

A cube has a volume of 216 cubic inches. What is the length of each edge?

• 72 inches

• 6 inches

• 14.7 inches

• 108 inches

Tags

CCSS.5.MD.C.5B

CCSS.6.G.A.2

A square has an area of 121 square inches. What is the length of each side?

• 11 inches

• 4.9 inches

• 60.5 inches

• 40.3 inches

Tags

CCSS.8.EE.A.2

Ms. Scheper wants to build a square garden with an area of 121 square feet. What is the total length of wood Ms. Scheper needs to make the sides of the garden? (HINT: find an edge first, and then the perimeter)

• 11 feet

• 22 feet

• 33 feet

• 44 feet

Tags

CCSS.8.EE.A.2

Which of the follow is a perfect cube? Check all that apply.

• $3_{\sqrt{64}}$

• $3_{\sqrt{100}}$

• $3_{\sqrt{81}}$

• $3_{\sqrt{343}}$

Which statements are true? Select all that apply.

• 49 is a perfect square

• 9 is a perfect cube

• 27 is a perfect cube

• 14 is not a perfect square or a perfect cube

Would you classify the number 55 as a perfect square, a perfect cube, both, or neither?

• Perfect square

• Perfect cube

• Both

• Neither

A square technology chip has an area of 25 square centimeters. How long is each side of the chip?

• 5 cm

• 12.5 cm

• 2.9 cm

• 8.3 cm

Tags

CCSS.8.EE.A.2

Evaluate:

 $\sqrt{49}$  

• 3.7

• 7

• 16.3

• 24.5

Tags

CCSS.8.EE.A.2

Evaluate:

 $3_{\sqrt{125}}$  

• 5

• 11.2

• 41.7

• 62.5