Circle Terms
Radius and Diameter
Problem Solving
Circumference
Area
100

The distance from the center of a circle to the edge of the circle.

What is radius?

100

If the diameter of a circle is 5. What is the radius?

What is 2.5?

100

What is the circumference of this semi-circle?

What is 21.98?

100

The diameter of a circle is 10. What is the circumference?

What is 31.4?

100

The radius of a circle is 2. What is the area?

What is 12.56?

200

The distance from one edge of the circle through the center to the other edge.   

What is diameter?

200

The radius of a circle is 5. What is the diameter?

What is 10?

200

What is the area of this semi-circle?

What is 83.3cm square?

200

The diameter of a circle is 13. What is the circumference in terms of pi?

What is 13 times pi?

200

The radius of a circle is 3. What is the area in terms of pi?

What is 9 times pi??

300

The distance around the circle.

What is circumference?

300

What is the radius?

What is 4?

300

You get 300 points!  

Hooray!

300

The radius of a circle is 7. What is the circumference?

What is 43.96?

300

The diameter of a circle is 21. What is the area?  (Round to the nearest tenth.)

What is 346.2?

400

The total amount of space inside of a circle.  

What is area?

400

What is the diameter?

What is 7?

400

What is the circumference of a circle that has a diameter of 6 ft.?

What is 18.84?

400

The radius of a circle is 13. What is the circumference in terms of pi?

What is 26 times pi??

400

The diameter of a circle is 30 ft. What is the area of the circle?

What is 706.5 ft. square??

500

3.14 or 22/7

What is pi?

500

What is the diameter?

What is 10 cm?

500

The area of a circle is 78.5 inches square?.  What is the circumference of this circle?

What is 31.4 inches?

500

The circumference of a circle is 78.5.  What is the radius?

What is 12.5?

500

The area of a circle is 254.34. What is the diameter?

What is 18?