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 edge.

What is radius

100
The Diameter of this circle is 5
What is 2.5
100

The radius of this is 3

What is 6

100

The diameter for this circle is 1

What is 3.14

100

The radius of this circle is 3

What is 28.26

200

The longest chord in a circle, that stretches' from edge to edge through the midpoint.

What is the Diameter?

200
The diameter is 12
What is 6
200

The radius of this circle is 5.5

What is 11

200

The diameter for this circle is 12

What is 37.68

200

The radius of this circle is 7

What is 153.86

300

The distance around the circle.

What is circumference?

300
The diameter of this circle is 27
What is 13.5
300

The radius of this circle is 15

What is 30

300

The diameter of this circle is 25

What is 78.5

300

The radius of this circle is 15

What is 706.5

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

The diameter is 35

What is 17.5?

400

The radius of this circle is 18

What is 36

400

The radius for this circle is 5

What is 31.4

400

The diameter of this circle is 50

What is 1962.5

500
3.14 or 22/7
What is pi?
500

The circumference of a circle is  42

What is 21?

500

The radius of a circle is 26.5

What is 54

500

The radius for this circle is 2 

What is 25.12

500

The diameter of this circle is 45 

What is 1589.625