Best Answer

Pie or 3.14 times the radius squared. Half of 9 is 4.5, that is your radius. Now 4.5 squared is 20.25. Take 20.25 and multiply 3.14 which = 63.585 or orund the answer up to 63.86

Q: How do you find the area of a 9 inch diameter circle?

Write your answer...

Submit

Still have questions?

Continue Learning about Math & Arithmetic

19.63 square inches are in the area of a 5-inch diameter circle.

The area of a 3-inch diameter circle is about 7.068 square inches.

The area of a 26-inch diameter circle is 530.93 square inches.

A circle with a diameter of 198 inches has an area of 30,790.75 square inches.

The area of a circle with an 8 inch diameter is approximately 50.27 square inches.

Related questions

The area of a circle that has an 8.5 inch diameter is: 56.75 square inches.

The area of a circle that has a 12-inch diameter is: 113.1 square inches.

The area of a circle with a 5-inch diameter is: 19.63 square inches.

The area of 3.5-inch diameter circle is: 9.621 square inches.

The area of a 18-inch diameter circle is: 254.5 square inches.

The approximate area of a circle with a 12-inch diameter is: 113 square inches.

The area of a 3-inch diameter circle is about 7.068 square inches.

19.63 square inches are in the area of a 5-inch diameter circle.

The area of an 11-inch diameter circle is: 95.03 square inches.

A 4-inch diameter circle has an area of 12.566 square inches.

The area of a 26-inch diameter circle is 530.93 square inches.

A circle with a diameter of 12 inches has an area of ~113.1 square inches.