# Circle Worksheet

 1 a. The circumference of a circle is 2.9 in. Calculate its area.
 1 b. The diameter of a circle is 3.7 cm. Calculate its circumference.
 2 a. A = 7.1 ft2Calculate the radius of the circle.
 2 b. The area of a circle is 9.6 yd2. Calculate its diameter.
 3 a. | | r = 5.2 mCalculate the area of the circle.
 3 b. r = 7.7 mCalculate the diameter of the circle.
 4 a. C = 8.6 ftCalculate the diameter of the circle.
 4 b. | | r = 5.9 ydCalculate the diameter of the circle.
 5 a. A = 7.6 ft2Calculate the diameter of the circle.
 5 b. The radius of a circle is 7.1 cm. Calculate its diameter.
 6 a. A = 3.8 mm2Calculate the diameter of the circle.
 6 b. The diameter of a circle is 8.2 in. Calculate its area.
 7 a. A = 3.4 yd2Calculate the radius of the circle.
 7 b. The radius of a circle is 8.1 ft. Calculate its area.
 8 a. The radius of a circle is 2 mm. Calculate its circumference.
 8 b. A = 4.5 cm2Calculate the diameter of the circle.
 9 a. C = 1.4 mCalculate the diameter of the circle.
 9 b. The circumference of a circle is 7.6 yd. Calculate its area.
 10 a. C = 7.6 mmCalculate the area of the circle.
 10 b. d = 7.4 inCalculate the circumference of the circle.
Page 2

Answers are rounded to 2 decimals.

 1 a. 0.67 in2
 1 b. 11.62 cm
 2 a. 1.5 ft
 2 b. 3.5 yd
 3 a. 84.91 m2
 3 b. 15.4 m
 4 a. 2.74 ft
 4 b. 11.8 yd
 5 a. 3.11 ft
 5 b. 14.2 cm
 6 a. 2.2 mm
 6 b. 52.78 in2
 7 a. 1.04 yd
 7 b. 206.02 ft2
 8 a. 12.56 mm
 8 b. 2.39 cm
 9 a. 0.45 m
 9 b. 4.6 yd2
 10 a. 4.6 mm2
 10 b. 23.24 in

Copying permission: You are free to copy this worksheet to any number of students for their mathematics work. Do not distribute on websites, books, or any such material without permission. Copyright www.HomeschoolMath.net