Area of a Circle Answers

Morgan has completed the mathematical statements shown below. Which statements are true regarding these formulas? Select three options.

Kylie drew a circle with a diameter of 8 cm. Paige drew a circle with a radius of 3 cm. Approximately how much larger is the area of Kylie’s circle than the area of Paige’s circle? Use 3.14 for and round to the nearest whole number.

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

A target has a bull’s-eye with a diameter of 2 inches. The outer ring is 1 inch wide. What is the area of the outer ring?

What is the height of the shape formed by the sectors shown below?

Avery planned a circular garden and path as shown below. The radius of the garden is 4 feet and the path around the garden is 2 feet wide. What is the total area of the garden and path? (Use 3.14 for and round to the nearest tenth.)

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

The circle has a diameter of 16 inches. What is the area of the circle, rounded to the nearest square inch?

A circle fits in a square with sides of 12 inches. What is the approximate area of the shaded region between the square and the circle? (Use 3.14 for and round to the nearest whole number.)

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