Circumference=Diameter * Pi
Diameter= Radius *2
Radius=(Circumference/Pi)/2
54/Pi=17.18873385
17.18873385/2=8.594366927
Chat with our AI personalities
A circle with a radius of 15.5 centimeters has a circumference of 97.39 centimeters.
radius = 54/(2*pi)
The radius is 7cm
A circle with a radius of 4.5 centimetres has a circumference of 28.27 centimetres.
The radius is: 4.802 cm