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8,758,257,663 sq ft

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Q: What is the square footage of a 20 mile diameter circle?
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Related questions

What is the square mileage of a 20 mile diameter circle?

314.159 sq miles


How many square feet in a 12 mile diameter circle?

113.097 square miles or 3.15296e9 square feet.


How many square miles in a 10 mile circle?

That depends whether the "10-mile circle" refers to the circle's radius, its diameter, or its circumference. Assuming it is the diameter, divide it by 2 (to get the radius), then use the formula: area = pi x radius2.


What is the circumference of a 21-mile circle?

The circumference of a circle with a 21 mile diameter is 66 miles (approx).


How many acres are in a 2-mile circle?

If the circle's diameter is two miles, the area would be: 8042 acresA diameter radius of two miles is 12.5 square milesIf the circle's circumference is two miles, the area would be: 203.7 ac


What is the area of 2.4 mile circle and how do i figure out areas?

The area of any circle is (pi) times (square of the radius)."Pi" is about 22/7, or 3.1416 .We can't calculate the answer for the given circle, because we're not sure what is meant by"a 2.4 mile circle". Does that mean the radius is 2.4 miles ? The diameter ? The circumference ?


What is the circumference of a 7 mile circle?

circumference of a circle = 2*pi*radius or diameter*pi


What is the circumference of a circle if the diameter is 1 Mile?

Circumference of the circle = 1 times pi in miles


What is the circumference of a two mile diameter circle?

It is 6.3 miles, approx.


What is the diameter of a circle with a circumference of 1 mile?

d = 0.31831 miles.


What is the exact area of a circle with diameter 1 mile?

Using the formula for the area of a circle, πr2, the area is exactly 0.25π square miles.That's about 0.785 square miles. Since π is an irrational number, the exact area cannotbe written with numerical digits alone.


Square mile to mile radius?

A circle with a mile radius has an area of pi sq miles.