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Earn +20 ptsQ: What is the perimeter of a circle if the diameter is 20 ft?
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What is the diameter of a circle whose radius is 20 ft?
40 ft
What is the square foot of a circle that is 20 foot?
If the circle is 20 ft radius, the area is π·20² = 1256.637 ft² If the circle is 20 ft diameter, the area is π·(20/2)² = 314.1593 ft² If the circle is 20 ft circumference, the are is π·(20/2π)² = 63.66198 ft²
What is the diameter of a circle with a circumference of 20 ft?
circumference = π x diameter => diameter = circumference ÷ π ~= 20ft ÷ 3.14 ~= 6.37 ft
What is the square footage of a 20 foot diameter circle?
314.16 sq. ft.
What is the square footage of a 20 mile diameter circle?
8,758,257,663 sq ft
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