Q: How many sq. feet in a 20 foot radius circle?

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A 25-foot radius circle is 1,963.5 ft2

Area of the circle in square feet: pi*radius squared

That would be 5026.55 square feet.

28.27 ft2

78.54 ft2

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A 25-foot radius circle is 1,963.5 ft2

A 25-foot radius circle is 1,963.5 ft2

The circumference is 188 feet.

452 square feet.

Area of the circle in square feet: pi*radius squared

Circumference of a circle: 2*pi*radius or diameter*pi Area of a circle: pi*radius squared

That would be 5026.55 square feet.

28.27 ft2

78.54 ft2

Area of a circle: pi times radius squared

Circumference of a circle = 2*pi*radius or pi*diameter Area of a circle = pi*radius squared

Area of circle: pi*5^2 = 25*pi square feet