Evaluating Square, Cube, Fourth Roots

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

• 16

• 16 ft

• 18

• 18 ft

Determine which is perfect square?

• 54

• 36

• 21

• 43

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

√169

∛8

Evaluate.

• -12

• 12

• ±12

• 1/12

Choose which is perfect square?

• 514

• 225

• 908

• 576

Approximate the square root to the tenths place:  √52

• 7.2

• 7.3

• 7.1

• 7.5

(cube root of 8) 

• 2

• -2

• None of the above