A satellite dish measures 30 feet across its opening and 13 feet deep at its center. The receiver should be placed at the focus of the parabolic dish. Where is the focus?

Question

Quizplus · Accepted Answer

The focus of a parabola is located at (0, p), where p is the distance from the vertex to the focus. In this case, the depth of the dish is 13 feet, so the focus is located at (0, 15).

A Satellite Dish Measures 30 Feet Across Its Opening and 13