Diameter = 2*radius so diameter = 16 ft.
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The radius of a circle is half of its diameter
An 8-foot diameter circle has a circumference of about 25.132 inches.
1/2 of the diameter
The diameter of a circle is twice its radius. Thus the radius of a circle is half its diameter. → a circle with a diameter of 15 cm has a radius of 15/2 cm = 7.5 cm
7cm; the diameter of a circle is twice its radius.