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- Topic Cluster: Pure Mathematics
- Topic: Geometry
- Objective: Solve numeric problems with one step relating elements of a circle, such as radius, diameter, area, and circumference
- Content:
- Level: 1

For full credit, write every equation before you use it. Please give all answers to three significant figures of accuracy.

- If a circle has a circumference of 500 meters, what is its diameter?
- If a circle has a circumference of 20 meters, what is its diameter?
- If a circle has a circumference of 10 meters, what is its radius?
- If a circle has a circumference of 50 meters, what is its radius?
- If a circle has a diameter of 60 meters, what is its circumference?
- If a circle has a diameter of 90 meters, what is its circumference?
- If a circle has a radius of 5 meters, what is its circumference?
- If a circle has a radius of 9 meters, what is its circumference?
- If a circle has a radius of 6 meters, what is its area?
- If a circle has a radius of 17 meters, what is its area?
- If a circle has a diameter of 23 meters, what is its area?
- If a circle has diameter of 39 meters, what is its area?
- If a circle has a circumference of 40 meters, what is its area?
- If a circle has a circumference of 3 meters, what is its area?
- Write pi to 10 digits.
- The average speed of the moon rover rover vehicle is _____. The radius of the moon is _____. How long would it take the vehicle to drive the entire circumference of the moon?

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