Circle Terms
Finding Radius & Diameter
Finding Area
Finding Circumference
Circle Trivia
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 ft.

What is 2.5 ft? 

100

The radius of this is 5 mi.

What is 78.5 mi.?

100

The diameter for this circle is 10 in.

What is 31.4 in?

100

This shape has the shortest perimeter for any shape with the same area. 

What is a circle?

200

The longest part in a circle. From one edge to the other through the center. 

What is the Diameter?

200

The Radius is 12 cm.

What is 24 cm?

200

The radius of this circle is 2.5 cm.

What is 19.625 cm2 ?

200

The diameter for this circle is 13 ft.

What is 40.82 ft?

200

The ratio of a circle’s circumference to its diameter.

What is Pi?

300

The distance around the circle.

What is circumference?

300

The diameter of this circle is 27

What is 13.5

300

The diameter of this circle is 15.7 cm.

What is 193.49 ft2

300

The radius of this circle is 25

What is 157

300

This measurement is twice the length of the diameter. 

What is the radius?

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

The area is 25π yd2

What is the 5 yd radius.

What is the 10yd diameter. 

400

The circumference of this circle is 18.84 cm.

What is 28.26 in2 ?

400

The area for this circle is 153.86ft.

What is 14πft. or What is 43.96ft.

400

The full arc of a circle measures.

What is 360 degrees? 

500

A circle is a flat, two-dimensional shape made up of a collection of points all the same distance from a central origin.

What is a circle?

500

The circumference is 25.12in.

What is 4in?

500

The circumference of this circle is 194.68 mi.

What is 3,017.54 mi2?

500

The area is 452.16ys.

What is 75.36yd?

500

Original perfection, balance, and stability.

What a circle can represent?

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