Circle Terms
Finding Radius
(find the radius for all)
Finding Diameter (Find Diameter for all)
Finding Circumference(Find Circumference for all)
Finding Area
(Find area 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
The radius of this circle is 2
What is 12.56
200

The distance from one side of the circle to the other side.

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
The radius of this circle is 3
What is 28.26
300

The perimeter of the circle

What is circumference?

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

The radius of this circle is 9

What is 254.34

400
The total amount of space inside of a circle
What is the area?
400
The diameter of this circle is 437
What is 218.5?
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

The radius of this circle is 12

What is 452.16

500
3.14 or 22/7
What is pi?
500

The diameter of this circle is 1.62

What is 0.81

500
The diameter of this circle is 194.68
What is 62
500

The Diameter for this circle is 32.8

What is 102.992

500

The radius of this circle is 13.6

What is 580.7744

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