Estimating Roots and Applications

What formula is used to calculate the time it takes for an object to fall from a certain height?

• t = H^2

• t = H/2

• t = √H

• t = H^3

Which two numbers is the square root of 8 between?

• 2 and 3

• 4 and 5

• 3 and 4

• 1 and 2

What is the nearest integer estimate for the square root of 83?

• 10

• 11

• 9

• 8

Which two numbers is the cube root of 320 between?

• 8 and 9

• 6 and 7

• 7 and 8

• 5 and 6

What is the nearest integer estimate for the cube root of 62?

• 5

• 2

• 3

• 4

Which number is closer to the square root of 35?

• 8

• 7

• 6

• 5

What is the nearest integer estimate for the square root of 170?

• 12

• 13

• 14

• 15

How much fencing should Wyatt buy for a square area of 2 square meters?

• 7 meters

• 6 meters

• 5 meters

• 4 meters

What is the approximate circumference of a circular tablecloth with a diameter of 36 inches using pi truncated to the hundredths place?

• 113.04 inches

• 113.40 inches

• 115.00 inches

• 114.00 inches

What is the estimated value of the golden ratio using the square root of 5?

• 1.5

• 1.6

• 1.7

• 1.8