Square Root Method Rounded Answers

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

Tags

CCSS.8.EE.A.2

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

Tags

CCSS.8.EE.A.2

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

• 18.5

• 19

• 19.5

• 20

Tags

CCSS.8.NS.A.2

What is the square root of 100?

• 10

• 200

• 50

• 1000

Tags

CCSS.8.EE.A.2

What is the square root of 36?

• 4

• 6

• 18

• 1296

Tags

CCSS.8.EE.A.2

What is the square root of 81?

• 3

• 162

• 6561

• 9

Tags

CCSS.8.EE.A.2

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.

Tags

CCSS.8.EE.A.2

The √20 is between which two consecutive integers?

• 2 & 3

• 3 & 4

• 4 & 5

• 5 & 6

Tags

CCSS.8.NS.A.2

Between which two consecutive whole numbers is the√200? 

• 13 and 14

• 15 and 16

• 14 and 15

• 11 and 12

Tags

CCSS.8.NS.A.2

x² = 121
What does x equal?

• 11²

• 11 and -11

• 20 and 11

• 12 and 1

Tags

CCSS.8.EE.A.2