radius = 2cm
circumference=2(pi)r
2(22/7)2
88/7
12 4/7cm
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C=pi*diameter so your diameter equals 27 divided by pi, or about 8.59 ft
radius is half the diameter. so 4cm.
The radius is half the diameter. So multiply the radius by 2.
100 centimeters in each meter, so 4 meters equals 400 centimeters.
radius=1/2 diameter so R=3cm