Approximating Square Roots

Square root of 16 is....

• 8
• 4
• 2
• 3

Between which two consecutive whole numbers is the square root of 277?

• 15 and 16
• 16 and 17
• 18 and 19
• 14 and 15

Estimate the square root.

• 4.2
• 4
• 4.6
• 5

144

• Is a perfect square.
• Is not a perfect square.

The √20 is between which two integers?

• 2 & 3
• 3 & 4
• 4 & 5
• 5 & 6

Estimate the square root.

• 9.8
• 9
• 9.3
• 10

Which is the best estimate of the square root of 63?

• 7.1
• 7.3
• 7.5
• 7.9

125

• Is a perfect square.
• Is not a perfect square.

The √40 is between which two consecutive whole numbers?

• 7 & 8
• 4 & 5
• 5 & 6
• 6 & 7

Estimate the square root: √119

• 10.9
• 10.5
• 11.1
• 10