Square Roots and Cube Roots

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

• x² = 3

• x² = 9

• √x = 3

• √x = 9

Tags

CCSS.8.EE.A.2

Solve for p when p² = 100.

• 1,000

• 10

• 0.10

• -0.10

Tags

CCSS.8.EE.A.2

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

• 2³ = √x

• 2² = √x

• 4 = √16

• √x = 2

Approximate the square root to the tenths place:  √52

• 7.2

• 7.3

• 7.1

• 7.5

Tags

CCSS.8.NS.A.2

Find the least number that must be added to 8974 so as

to get a perfect square.

• 49

• 50

• 52

• 51

Tags

CCSS.8.EE.A.2

Which of the following is a perfect cube ?

• 175616

• 171656

• 561716

• 157616

Tags

CCSS.8.EE.A.2

How many numbers lie between the squares of 27 and 28 ?

• 54

• 55

• 56

• none of these

Tags

CCSS.8.EE.A.2

Find the least number that must be subtracted from 8974 so as to get a perfect square.

• 138

• 136

• 135

• 137

Tags

CCSS.8.EE.A.2

choose which is perfect square?

• 514

• 225

• 908

• 576

Tags

CCSS.8.EE.A.2

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

• 4

• 8

• 16

• 32

Tags

CCSS.8.EE.A.2