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 angle created from two rays intersecting in the center of the circle

What is central angle

100

The Diameter of this circle is 6

What is 3

100

The radius of this is 6

What is 12

100

The diameter for this circle is 100

What is 314.16

100

The radius of this circle is 3

What is 28.27

200

The length around the perimeter of a circle

What is circumference 

200

The diameter is 5.5

What is 2.75

200

The radius of this circle is 3.75

What is 7.5

200

The radius for this circle is 15

What is 706.86

200

The radius of this circle is 2.5

What is 19.63

300

The name of the ratio between the circumference and the diameter of a circle

What is pi

300

The diameter of this circle is 5/2

What is 1.25

300

The radius of this circle is 3/4

What is 1.5

300

The diameter of this circle is 14

What is 153.94

300

The diameter of this circle is 22

What is 380.13

400
A line that goes through two points on a circle

What is a secant line

400

The circumference of this circle is 226

What is 35.97

400

The circumference of this circle is 18.85

What is 3

400

The diameter for this circle is 24

What is 452.39

400

The diameter of this circle is 15

What is 176.71

500

The strategy for finding the center of a circle

What is finding two chords' perpendicular bisectors intersection

500

The area of this circle is 8

What is 1.6

500

The area of this circle is 314.16

What is 10

500

The area for this circle is 113.1

What is 37.7

500

The circumference of this circle is 25.13

What is 50.27

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