Mastering Roots: Square and Cube

Simplify √50.

• 5√2

• √25

• 2√5

• 10

Simplify ∛27.

• 4

• 5

• 3

• 2

What is the square root of 144?

• 16

• 14

• 12

• 10

Identify if 64 is a perfect square.

• Only if it's a cube

• It could be a prime number

• Yes

• No

Identify if 81 is a perfect cube.

• No

• Yes

• It is a prime number

• It is a perfect square

Simplify √18.

• √36

• 3√2

• 2√9

• 6√3

Simplify ∛8.

• 2

• 1

• 3

• 4

Calculate the square root of 20.

• 2√5 or approximately 4.472

• 5

• 4

• 3√2

Calculate the cube root of 125.

• 5

• 3

• 8

• 10

Is 36 a perfect square?

• Only for even numbers

• Yes

• No

• Maybe