Square Roots

121 = ______

• 11²

• 12

• 11

• 112

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

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

Which number is the square root of 324?

• 18²

• 18

• √18

• 18/2

• √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

Mr. Sansonetti wants to buy the iPod shuffle. If the area of the iPod was 9 cm², how long was the side of the iPod shuffle?

• 3 cm

• 9 cm

• 3 in

• 4 cm

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

• 18.5

• 19

• 19.5

• 20

What is the square root of 100?

• 10

• 200

• 50

• 1000

What is the square root of 36?

• 4

• 6

• 18

• 1296