Class 4 MATH – LINES & ANGLESTopic – Radius and Diameter (Part 1) Find the radius if the diameter of the circle is 12 cm. Enter Find the diameter if the radius of the circle is 3 cm. Enter Find the diameter if the radius of the circle is 12 cm. Enter Find the diameter if the radius of the circle is 5 cm. Enter Find the radius if the diameter of the circle is 8 cm. Enter Your score is 0% Restart quiz Next quiz Please rate the quiz Send feedback