Property of Square Roots and Perfect Squares

196

• Is a perfect square.

• Is not a perfect square.

Estimate the square root.

• 3

• 4

• 5

• 6

What is the square root of 4?

• 9

• 4

• 2

• 10

Which would be the next number in the pattern? 
36, 49, 64, 81 __

• 82

• 18

• 64

• 100

Evaluate
√36

• 6

• -9

• 18

• -18

If I know the area of a square, how do I find the side length?

• I square the area.

• I divide the area by 2.

• I take the square root of the area.

• I divide the area by 4.

What is the side length of a square that has an area of 36?

• 9

• 18

• 6

• 1296

What is the side length of a square that has an area of 121?

• 11

• 60.5

• 30.25

• 14641

Which of the following is a perfect square?

• 10

• 25

• 50

• 89

Which of the following is NOT a perfect square?

• 1

• 4

• 100

• 8