A glass dome for a lighting fixture is in the shape of a hemisphere. The circumference of the great circle of the hemisphere is
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Answer:
Step-by-step explanation:
step 1
Find the volume of the prism
The volume of the prism is equal to
we have
substitute
step 2
Find the volume of the pyramid
The volume of the pyramid is
where
B is the area of the base
---> half the height of the prism
substitute
step 3
we know that
The volume of the space outside the pyramid but inside the prism is equal to subtract the volume of the pyramid from the volume of the cylinder