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

What is the diameter of the circle when the circumference is 50?

What is 15.9?

100

The radius of this is 5

What is 78.5

100
The diameter for this circle is 10
What is 31.4
100

What is the Radius of the circle when the circumference 20?

What is 3.2

200

The diameter from one side of a circle to the other and also passes the center of the circle.

What is the Diameter

200

What is the diameter of the circle when the circumference is 23.8?

What is 7.6?

200

The radius of this circle is 2.5

What is 19.625

200

The Radius for this circle is 13

What is 81.64

200

What is the Radius of the circle when the circumference 55?

What is 8.8

300

The distance around a circle; the perimeter.

What is a Circumference?

300

What is the diameter of the circle when the circumference is 110.8?

What is 35.3?

300

The diameter of this circle is 16

What is 50.24 

300
The diameter of this circle is 25
What is 78.5
300

What is the Radius of the circle when the circumference 60.8?

What is 9.7

400

A figure with points that are the same distance from its center.

What is the circle?

400

What is the diameter of the circle when the circumference is 237.9?

What is 75.8?

400

The radius of this circle is 25

What is 1,962.5

400
The radius for this circle is 45
What is 282.6
400

What is the Radius of the circle when the circumference 80?

What is 12.7

500

What number represents pi?

What is 3.14?

500

What is the diameter of the circle when the circumference is 1,290.34?

What is 410.9?

500

The diameter of this circle is 100

What is 7,850

500

The Radius for this circle is 200

What is 1,256

500

What is the Radius of the circle when the circumference 98.6?

What is 15.7

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