Two opposite sides of a parallelogram each have a length of #12 #. If one corner of the parallelogram has an angle of #(5 pi)/6 # and the parallelogram's area is #48 #, how long are the other two sides?

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Answer 1 · 2016-08-22T20:55:01

#b=2#

Area of Parallelogram #=48=ab sintheta# where #a=12# and #b=?# and #theta=(5pi)/6#
or
#48=12timesbtimessin((5pi)/6)#
or

#b=48/12times(0.5)#

or

#b=4times(0.5)#

or

#b=2#