Area of a Circle - Quiz Quiz Answers

Elspeth knows that pi times r almost equal to 9 point 4 2 cm. What would she need to do to find the circumference?

The diameter of a circle is 8 inches What is the area?

Roderick wants to draw a circle for which the numerical value of the circumference is greater than the value of the area. Which lengths could he use for the radius? Choose three correct answers.

The diameter of a circle is 10 meters What is the area of the circle? (Use 3 point 1 4 for pi and round to the nearest tenth.)

Geoffrey needs to find the circumference of a circle. Which process should he use?

Sarah only knows the diameter of a circle. What should she do to find the radius?

Kylie drew a circle with a diameter of 8 centimeters Paige drew a circle with a radius of 3 centimeters Approximately how much larger is the area of Kylie’s circle than the area of Paige’s circle? Use 3 point 1 4 for pi and round to the nearest whole number.

A circle has a circumference of 2 pi cm. Which statement about the circumference and area is true?

What is the area of a circle with a radius of 1 foot ?

Min knows that pi times r almost equal to 9 point 4 2 cm. What would she need to do to find the area?