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 #9 #, its base has sides of length #2 #, and its base has a corner with an angle of # pi/4 #. What is the pyramid's surface area?
1 Answer
Oct 24, 2017
Total surface area T S A Z= 39.95#
Explanation:
AB = BC = CD = DA = a = 2
Height OE = h = 9
OF = a/2 = 2/2 = 1
Area of
Lateral surface area
diagonal
Area of base ABCD
Total Surface Area