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, also half of the diameter
What is radius
100

The Diameter of this circle is 5 cm

What is 2.5 cm

100

The radius of this is 5 km

What is 10 km

100

The diameter for this circle is 10 cm

What is 31.4 cm

100

The radius of this circle is 2

What is 12.56 cm2

200

The length from one edge to the other edge of a circle

What is the Diameter

200

The diameter is 12 cm

What is 6 cm

200

The radius of this circle is 2.5 m

What is 5 m

200

The diameter for this circle is 13 mm

What is 40.82 mm

200

The radius of this circle is 3 cm

What is 28.26 cm2

300

The outside measurement of a circle.

What is the circumference?

300

The diameter of this circle is 27 m

What is 13.5 m

300

The circumference of this circle is 15.7 cm

What is 5 cm

300

The diameter of this circle is 25 m

What is 78.5 m

300

The radius of this circle is 21 cm

What is 1384.74 cm2

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

The diameter of this circle is 437 m

What is 218.5 cm?

400

The circumference of this circle is 18.84 cm

What is 6 cm

400

The radius for this circle is 45 cm

What is 282.6 cm

400

The diameter of this circle is 10 cm. 

What is 78.5 cm2

500
3.14 or 22/7
What is pi?
500

The diameter of this circle is 0.325 m

What is 0.1625 m

500

The diameter of this circle is 194.68 cm

What is 62 cm

500

The Diameter for this circle is 3285 mm

What is 10 314.9 mm

500

The diameter of this circle is 18.62 cm.

What is 273 cm2

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