Extracting Square Roots

Which number is closest to the approximate value of √380?

• 18.5

• 19

• 19.5

• 20

121 = ______

• 11²

• 12

• 11

• 112

• √32, √324, √101, √44
• √64, √121, √324, √361
• √64, √324, √361, √44
• √32, √44, √101, √64

√196 = ______

• 14

• 14²

• 15

• 15²

What is the square root of 49?

• 6

• 7

• 8

• 9

Which number has a square root that is between 5 and 6?

• 48

• 81

• 28

• 36

• 20

Find the value[s] of the expression.

• 5

• 4

• -5

• No real solutions

Find the value[s] of the expression.

• No real solutions

• 14

• 13

Which number is the square root of 324?

• 18²

• 18

• √18

• 18/2

Mr. Jarowski is hanging a square picture frame that has an area of 169 cm². Find the side length of the frame.

• 12 cm

• 13 cm

• 13 in

• 16 cm