Find the ratio of the diameter of a circle ot its circumference in the reduced form.

The diameter of a circle is 7 cm. its circumference is

Find the diameter of a circle if its circumference is 66 cm.

Find the following ratios: The diameter of a circle to it circumference.

Find the diameter of a circle whose circumference is 66 cm.

What is the ratio of a circle's Radius to its circumference?

The diameter of a circle is 28 cm. Find its : circumference

What is the ratio of the circumference of a circle to its diameter.

Find the ratio of the diameter of the circles inscribed and circumscribing an equilateral triangle to its height

The ratio of circumference and diameter of a circle is :