Vocabulary
Radius
Diameter
Circumference
Area
100

The distance around the outside of a circle.

What is circumference?

100

The radius of a circle with a diameter of 10 inches.

What is 5 inches?

100

The diameter of a circle with a radius of 10 cm.

What is 20 cm?

100

The circumference of a circle with a diameter of 1 inch.

What is 3.14 inches?

100

The area of a circle with a radius of 1 inch.

What is 3.14 square inches?

200

The distance from edge to edge of a circle

What is diameter?

200

The radius of a circle with a diameter of 25 feet.

What is 12.5 feet?

200
The diameter of a circle with a circumference of 31.4 meters.

What is 10 meters?

200

The circumference of a circle with a radius of 1 cm.

What is 6.28 cm?

200

The area of a circle with a radius of 4 cm.

What is 50.24 square centimeters?

300

Center

What is the point that is equidistant from all point in a circle?

300

The radius of a circle with a circumference of 43.96 yards.

What is 7 yards?

300

The diameter of a circle with a circumference of 254.34 feet.

What is 81 feet?

300

The circumference of a circle with a diameter of 4.6 inches.

What is 14.444 inches?

300

The area of a circle with a diameter of 5 yards.

What is 19.625 square yards?

400

Radius

What is the distance from the center to the edge of a circle?

400

The radius of a circle with a circumference of 16.328 cm.

What is 2.6 cm?

400
The diameter of a circle with a radius of 2/5 inches.

What is 4/5 inches?

400

The circumference of a circle with a radius of 8.2 cm.

What is 51.496 cm?

400

The area of a circle with a diameter of 123 feet.

What is 11,876.265 square feet?

500

Circle

What is the shape that is made out of all the points that are the same distance from a given point?

500

The radius of a circle with an area of 12.56 square feet.

What is 2 feet?

500

The diameter of a circle with an area of 3.14 square centimeters.

What is 2 centimeters?

500

The circumference of a circle with an area of 3.14 square feet.

What is 6.28 feet?

500

The area of a circle with a circumference of 25.12 meters.

What is 50.24 square meters?

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