A pyramid has a base in the shape of a rhombus and a peak directly above the base's center. The pyramid's height is #7 #, its base has sides of length #5 #, and its base has a corner with an angle of # pi/4 #. What is the pyramid's surface area?
1 Answer
Mar 21, 2018
Explanation:
Steps : 1. Find the base area of the rhombus.
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Find the area of one slant triangle of the pyramid.
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Multiply it by 4 to find the lateral surface area.
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Sum the base and lateral surface areas to get the total surface area.
Given :