Approximating Radials

Which of the following is the best approximation of $\sqrt{70}$ ?

• 8.4

• 8.7

• 8

• 9

Which of the following is the best approximation of $\sqrt{54}$ ?

• 7.3

• 7.8

• 8

• 7

Which of the following is the best approximation of $\sqrt{45}$ ?

• 6.7

• 6.2

• 6

• 7

Which of the following is the best approximation of $\sqrt{27}$ ?

• 5.2

• 5.7

• 6

• 5

Which number is the closest approximation to the value of √50?

• 5

• 10

• 25

• 7

Estimate the square root.

• 9

• 10

• 11

• 12

Estimate the square root.

• 4

• 5

• 6

• 7

Estimate the square root.

• 4

• 5

• 6

• 7

Estimate the square root.

• 3

• 4

• 5

• 6

Estimate the square root.

• 4.2

• 4

• 4.6

• 5