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Earn +20 ptsQ: What is formula for pi r squared?
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How do you work out pi r squared?
That is the formula for the area of a circle; r refers to the radius, and pi is approximately 3.14. r squared means that you multiply r x r.
Formula for area of a circle?
area=pi r squared
What is the formula for cone?
The formula for volume is 1/3 Bh ( 1/3 pi times radius squared times the height.) The formula for surface area is 2 pi r h plus 2 pi r squared.
How do you find circumference with 3 inches?
the formula is pi times r squared pi = 3.14 r = 3 3 squared = 9 so its 3.14 times 9
What is the formula for a circle in math?
The area of a circle is pi times r squared.
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