Solve the problem.
-A domed ceiling is a parabolic surface. For the best lighting on the floor, a light source is to be placed at the focus of the surface. If 9 m down from the top of the dome the ceiling is 8 m wide,
Find the best location for the light source.
A) 1.8 m down from the top
B) 0.4 m down from the top
C) 1.2 m down from the top
D) 0.8 m down from the top

Question

Quizplus · Accepted Answer

The Answer of Solve the problem.
-A domed ceiling is a parabolic surface. For the best lighting on the floor, a light source is to be placed at the focus of the surface. If 9 m down from the top of the dome the ceiling is 8 m wide,
Find the best location for the light source.
A) 1.8 m down from the top
B) 0.4 m down from the top
C) 1.2 m down from the top
D) 0.8 m down from the top

Solve the Problem. -A Domed Ceiling Is a Parabolic Surface. for the Best