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Circle Terms
Finding Radius
(find the radius for all)
Finding Diameter (Find Diameter for all)
Finding Circumference(Find Circumference for all)
Finding Partial Circumference
(Find the fraction amount for all)
100
The distance from the center of a circle to the outside, also half of the diameter
What is radius
100

The Diameter of this circle is 5

What is 2.5?

100

The radius of this is 5

What is 10?

100

The diameter for this circle is 10

What is 31.4?

100

Half of the circumference when the diameter is 4.

What is 6.28?

200

A line segment that starts at the edge of the circle, travels through the center and ends at the opposite edge.

What is the Diameter?

200

The diameter is 12

What is 6?

200

The radius of this circle is 2.5

What is 5?

200

The diameter for this circle is 13

What is 40.82?

200

One forth of the circumference when the diameter is 7.

What is 5.495?

300

A 2D shape where the edge is the same distance from the center.

What is a circle?

300

The diameter of this circle is 27

What is 13.5?

300

The circumference of this circle is 15.7

What is 5?

300

The diameter of this circle is 25

What is 78.5?

300

1 and 1/4 of the circumference when the diameter is 20.

What is 78.5?

400

The distance around the edge of a circle.

What is the circumference?

400

The circumference of this circle is 75.36.

What is 12?

400

The circumference of this circle is 18.84

What is 6?

400

The radius for this circle is 45

What is 282.6?

400

Half of the circumference when the radius is 6.

What is 18.84?

500

The constant between the circumference and diameter or 3.14.

What is pi?

500

The circumference of this circle is 19.7192.

What is 3.14?

500

The circumference of this circle is 194.68

What is 62?

500

The radius for this circle is 1642.5

What is 10,314.9?

500
One forth of the circumference when the radius is 300.

What is 471?