Estimate Irrational Numbers

What is a good estimate for the square root of 27 using a number line?

• 5.0

• 5.2

• 5.5

• 6.0

What is the square root of 83 rounded to the nearest integer?

• 8

• 9

• 9.1

• 10

• -3.0

• -3.5

• -3.6

• -4.0

• 9

• 10

• 11

• 10.1

• 7.0

• 7.1

• 7.2

• 7.3

• 1

• 2

• 3

• 4

• 3.5

• 3.6

• 3.7

• 3.8