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Earn +20 ptsQ: One half of pi r squared?
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How do you find the area of a semi-circle in terms of pi?
The area of a full circle is pi x R squared where R = RADIUS The area of a semi circle is half of that, or pi x R squared/2
What is the area of a circle with a diameter of 70 mm?
area=pi r squared the r is the radius which is half of the diameter so area =pi mulitplied by 45 squared which is 6361.725124mm
What is 2 pie r sqaured?
Pi r squared is the formula for the area of a circle. 2 pi r squared is twice that.
How do you find the are of the base of a cylinder?
SA=2(pi times r squared) + h(pi 2 r) or (easier way) 2 pi r squared + 2 pi r h
How do you find out the area of a circle?
pi times the radius squared pi r squared
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