Circle Terms
Finding Radius
(find the radius for all)
Finding Diameter (Find Diameter for all)
Finding Circumference(Find Circumference for all)
Finding Arc Length
(Find the length of the ARC 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 measure of arc AB is 60 and the diameter is 10. Find the length of the ARC.

Leave your answer in terms of PI

1.6PI

200
The longest chord in a circle
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 measure of arc AB is 2 and the radius is 8 Find the length of the ARC.

Leave your answer in terms of PI

0.8PI

300
A line through the circle.
What is a chord?
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 measure of arc AB is 45 and the diameter is 28. Find the length of the ARC.

Leave your answer in terms of PI

3.5PI

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 measure of arc AB is 130 and the diameter is 7.2. Find the length of the ARC.

Leave your answer in terms of PI

2.6PI

500
3.14 or 22/7
What is pi?
500
The diameter of this circle is 0.325
What is 0.1625
500
The diameter of this circle is 194.68
What is 62
500
The Diameter for this circle is 3285
What is 10314.9
500

The measure of arc AB is 120 and the radius is 12. Find the length of the ARC.

Leave your answer in terms of PI

4 PI

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