Squares and Square Roots of Fractions

The area of a square is 117 square meters. Which best represents the length of a side of the square? 

• 10.8 m

• 11 m

• 10 m

• 11.2 m

The √21 is between which two integers?

• 5 and 6

• 20 and 22

• 4 and 5

• 10 and 11

121 = ______

• 11²

• 12

• 11

• 112

• √81 = 9
• 9 ÷ 9 = 1
• 9 × 2 = 18
• √9 = 3

√196 = ______

• 14

• 14²

• 15

• 15²

Which number is the square root of 324?

• 18²

• 18

• √18

• 18/2

√x = 7 x² = 7 49² = x √49 = x

• √x = 7

• x² = 7

• 49² = x

• √49 = x

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

The area of the square pool on Mr. Carr's vacation was 256 ft². How long was one side of the pool?

• 17 ft

• 18 ft

• 16 ft

• 15 ft

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

• 18.5

• 19

• 19.5

• 20