Squares and Square Roots Estimate Square Roots Simplify Square Roots

Evaluate √72. Round your answer to the nearest Whole Number. 

• 7.2

• 7

• 8

• 9

Given \sqrt{625} = 25 Thus, 25^2 =

• 1000

• 625

• 100

• 25

Which of the following is the best approximation of the length of a side of a square garden with an area of 11 square feet to the nearest tenth?

• 3.3 feet

• 3.7 feet

• 3.9 feet

• 4.1 feet

In between what two integers is the square root of 77?

• 5 and 6

• 6 and 7

• 7 and 8

• 8 and 9

Which of the following are examples of perfect squares?

• 4

• 6

• 9

• 25

Select all the PERFECT SQUARES

• 10

• 144

• 9

• 8

Between which two whole numbers is the

√20 ?

• 5 and 6

• 10 and 2

• 4 and 5

• 3 and 4

Between what two numbers can the square root of 8 be found?

• Between 1 and 2 and closer to 1

• Between 1 and 2 and closer to 2

• Between 2 and 3 and closer to 2

• Between 2 and 3 and closer to 3

• 72

• 6

• 12

• 4

One of two equal factors of a given number

• Square Root

• Cube Root

• Radical

• Radicand