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Earn +20 ptsQ: If x equals 2 what is x times pi?
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Area of a circle with a radius of 12?
Area of a circle = Pi times r^2. r=12 A = pi x (12^2)= pi x 144 equals approximately 452.3893421
How do you multiply two times pi times two?
2 x pi x 2 = 4 x pi
How do you find the circumference of a circle with a radius of 3.5?
Two times the radius times pi equals the circumference of a circle. 2 x 3.5 = 7 7 x pi = 7 x 3.1416 = 21.99 or about 22
If f x equals sin2 x then f pi over 2 equals?
it equals 1
What is the formula to calculate the square footage of a circle?
The area of a circle equals pi (3.1415926...) times the radius squared, or pi(r2). So if the distance from the center of the circle to the edge is 2 feet, you would multiply 2 by 2, and then multiply that result by pi, giving an answer of 12.6 square feet (assuming you rounded pi off to 2 decimal places).pi x radius x radius equals the area of a circle .
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