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Earn +20 ptsQ: What is 21 pi?
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Continue Learning about Math & Arithmetic
What is the circumference of a circle with the diameter of 21 ft?
It is: 21*pi feet
What are the first 21 digits of pi?
3.14159265358979323846
What is the circumference if the radius is 10.5?
(21 pi) is.
What is the circumference of a circle if it's diameter is 21 inches?
Circumference = 21*pi
What is the diameter if the circumference is 21 miles?
Diameter of the circle: 21/pi = 6.685 miles rounded to 3 decimal places
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