Yes. The radius is from the centre to the edge of the circle. Therefore, 2xr is twice as long and is the diameter of the circle.
Chat with our AI personalities
diameter = 2 X radius
Diameter = 2 x (radius) = 20.8
Diameter = (2 x radius) = 2 x 12 = 24 inches
28 diameter = 2 X the radius 2 X 14 = 28
The area of any circle is (pi) x (radius)2 .The radius is 1/2 of the diameter.