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What is the definition of circumference?
The distance around the circle
What is the definition of radius?
the distance from the center to the edge of the circle
What is the diameter?
The distance across the whole circle through the center
If the diameter is 17 mm, what is the radius?
8.5 mm
If the diameter is 6 in, what is the circumference?
18.84 in
The radius is 10 m, what is the area?
314 m
What is the formula for the circumference?
C=2 x pi x r or C=d x pi
The circumference is 21.98 ft, what is the diameter?
7 ft
The distance around the circle is called the...?
Circumference
If the circumference of the circle is 18.84 meters, what is the radius?
3 meters
How do you find the radius if you are given the diameter?
divide it in half
How do you find the diameter if you are given the radius?
multiply times 2
If the diameter is 86, what is the area?
5805.86
If the diameter is 23.5, what is the radius?
11.75
What is the definition of area?
The space that fills a shape
What is the formula for area?
pi x r^2 or pi x r x r
