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Circle Terms
Finding Radius
(find the radius for all)
Finding Diameter (Find Diameter for all)
Finding Circumference(Find Circumference for all)
Miscellaneous
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

A letter used to represent an unknown number

What is a variable?

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 opposite of addition

What is subtraction?

300
A line through the circle.
What is a chord?
300
The diameter of this circle is 27
What is 13.5
300

The radius of this circle is 200

What is 400

300
The diameter of this circle is 25
What is 78.5
300

The four basic operations

What are addition, subtraction, multiplication, and division?

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 radius of this circle is 500

What is 1,000

400
The radius for this circle is 45
What is 282.6
400

A number right in front of a variable

What is a coefficient?

500
3.14 or 22/7
What is pi?
500
The diameter of this circle is 0.325
What is 0.1625
500

The radius of this circle is 120,000

What is 240,000

500
The Diameter for this circle is 3285
What is 10314.9
500

The best math teachers ever!!!!

What is Mr. Frederick