8cm. The radius is always half the diameter.
Chat with our AI personalities
The radius (radii) of a circle is 1/2 of the diameter. The radius of a circle with a 6.2 cm diameter is 3.1 cm.
The radius of a circle is half the diameter, so if the circle has a diameter of 2 cm, the radius would be 1 cm.
10 cm; the diameter of a circle is twice its radius.
Radius is found out by dividing the diameter by 2 . The radius of a circle with a diameter of 55 cm is 27.5 cm
radius 5 cm diameter 10 cm