Square and Cubed Roots Review

Select all perfect cubes

• 2

• 8

• 27

• 64

• 9

Select the set with all perfect squares.

• -144, 9, 50, 75, 81, 100

• 9, 50, 81, 100

• 9, 50, 75, 81, 100

• 9, 81, 100

(cube root of 8) 

• 2

• -2

• None of the above 

Write an equation for the phrase "Two cubed is equal to the square root of x".

A cube with side length s has a volume of 64 cubic units. What is the length of one side?

• 4

• 8

• 16

• 32

Write an equation for this phrase, "The square root of x is equal to 3."

• x² = 3

• x² = 9

• √x = 3

• √x = 9

Write an equation for this phrase, "2 cubed is equal to the square root of x." 

• 2³ = √x

• 2² = √x

• 4 = √16

• √x = 2

Given the volume, find the length of each side of the cube.

• 16

• 16 ft

• 18

• 18 ft

Approximate the square root to the tenths place:  √52

• 7.2

• 7.3

• 7.1

• 7.5