# Two opposite sides of a parallelogram each have a length of #1 #. If one corner of the parallelogram has an angle of #(3 pi)/4 # and the parallelogram's area is # 4 #, how long are the other two sides?

##### 1 Answer

Nov 28, 2016

The area of a parallelogram can be calculated as the product of two consecutive sides by the sine of the angle between them.