A parallelogram has sides A, B, C, and D. Sides A and B have a length of #9 # and sides C and D have a length of # 8 #. If the angle between sides A and C is #(5 pi)/12 #, what is the area of the parallelogram?

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Answer 1 · 2016-03-05T17:02:31

Area is #69.5448#

Area of a parallelogram whose two sides are #x# and #y# and angle between them is #theta# is given by #x xx yxxsintheta#.

Hence area is #9xx8xxsin((5pi)/12)=72xx0.9659=69.5448#