A parabolic reflector is 9 cm deep and its diameter is 24 cm. How far is its focus from the vertex?

A parabola reflector is 9 cm deep and its diameter is 24 cm. Find the distance of its focus from vertex.

A parabola reflector is 15 cm deep and its focus is at a distance of 5 cm from its vertex. Find the diameter of the reflector.

If a parabolic reflector is 24 cm in diameter and 6 cm deep, find its focus.

If a parabolic reflector is 20 cm in diameter and 5 cm deep, find its focus.

If a parabolic reflector is 20 cm in diameter and 5 cm deep, then its focus is

A parabolic reflector is 40 cm in diameter and 10 cm deep. Find the position of the focus of the reflector.

If a parabolic reflector is 20 cm in diameter and 5 cm deep, find the focus.

If a parabolic reflector is 20 cm in diameter and 5 cm deep, find the focus.