Circle Area Practice

Find the area of each circle using its radius. Answers are exact and use pi.

Math7th Grade

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01 Find each circle’s exact area in terms of pi.

Use the circle diagram. Give exact answers in terms of pi where requested.

1. A circle has radius 10. Find its exact area in terms of pi.
r=10
2. A circle has radius 8. Find its exact area in terms of pi.
r=8
3. A circle has radius 6. Find its exact area in terms of pi.
r=6
4. A circle has radius 4. Find its exact area in terms of pi.
r=4
5. A circle has radius 2. Find its exact area in terms of pi.
r=2
6. A circle has radius 9. Find its exact area in terms of pi.
r=9
7. A circle has radius 7. Find its exact area in terms of pi.
r=7
8. A circle has radius 5. Find its exact area in terms of pi.
r=5