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 perimeter of a circle

What is the circumference

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

Double the radius

What is diameter?

300

The circumference of this circle is 27

What is 4.3

300
The circumference of this circle is 15.7
What is 5
300

The radius of this circle is 25

What is 157

300

The diameter of this circle is 46

What is 1661

400
The total amount of space inside of a circle
What is the area?
400

The circumference of this circle is 430

What is 68.47?

400
The circumference of this circle is 18.84
What is 6
400

The radius for this circle is 45

What is 282

400

The diameter of this circle is 17

What is 227

500
3.14 or 22/7
What is pi?
500

The area of this circle is 45

What is 3.78

500

The area of this circle is 194.68

What is 15.74

500

The area for this circle is 66

What is 28.8

500

The circumference of this circle is 10

What is 8

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