Finding Area and Circumference with Pi in Answer

A circle has a diameter of 17 inches. What is the circumference?

• 106.76 inches

• 53.38 inches

• 907.46 inches

• 34 inches

What is the circumference?

• 50.24

• 96

• 24

• 18

Daniel wants to buy cookies for her friend. The radius of a cookie is 5 inches. What is the cookie’s circumference?

• 10 in

• 2.5 in

• 15.7 in

• 31.4 in 

The circumference of a circle is

• The measurement from an edge of a circle to another edge.

• The measurement around the circle

• The measurement from an edge of a circle to another edge going through the center

• The measurement from the center of the circle to an edge of the circle

The diameter of a circle is 3 centimeters. What is the circumference?

• 11.5cm2

• 9.42 cm2

• unicorns are awsome

• 45.3 cm2

Find the circumference, rounding your answer to 1d.p.

• 18.8m

• 37.7m

• 9.4m

• 18.8cm

Find the circumference, rounding your answer to 1d.p.

• 78.5cm

• 39.2cm

• 39.3cm

• 490.9cm

Find the approximate circumference

(to the nearest whole number)

• 88 inches

• 44 inches

• 44 square inches

• 88 square inches

• None of the answers are correct

Find the area. Round your answer to the nearest tenth.

• 62.9 in

• 31.4 in

• 1256.6 in²

• 314.2 in²

In math, ______________ is the ratio of a circle's circumference to its diameter and is approximately 3.1416.