A parallelogram has sides A, B, C, and D. Sides A and B have a length of #2 # and sides C and D have a length of # 4 #. If the angle between sides A and C is #(3 pi)/8 #, what is the area of the parallelogram?

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Answer 1 · 2016-04-30T06:44:32

Area is #7.3912#

Area of a parallelogram whose sides are #a# and #b# and included angle #theta# is #axxbxxsintheta#

Hence, in the given instance as sides are #2# and #4# and included angle is #3pi)/8#

Area is #2xx4xxsin((3pi)/8)=8xx0.9239=7.3912#