Square Root and Perfect Square

The area of a square is 121 cm².  What is the length of one side?

• 20

• 11

• 18

• 14

The area of a square is 49 cm². What is the perimeter?

• 14

• 28

• 7

• 32

What is the square root of 289?

• 15

• 18

• 16

• 20

Square roots are the opposite of ____________.

• Squaring

• Dividing by 2

• Multiplying by 2

• Adding

Squaring are the opposite of ____________.

• Square root

• Dividing by 2

• Multiplying by 2

• Adding

Taking the square root is...

• Dividing by 2

• Multiplying by 2

• Finding the base of the exponent

• Finding the power of the exponent

√ 16 

• 8

• 3

• 4

• 6

What is the square root of 25?

• 5

• 12

• 3

• 6

What is the Square Root of 289?

• 17

• 16

• 15

• 18

All the following are Perfect Squares except for which one?

• 81

• 121

• 361

• 198