Multiple Choice
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
Correct Answer:
Verified
Correct Answer:
Verified
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