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