# Two opposite sides of a parallelogram each have a length of #7 #. If one corner of the parallelogram has an angle of #(2 pi)/3 # and the parallelogram's area is #28 #, how long are the other two sides?

##### 1 Answer

May 22, 2018

#### Answer:

**Other two sides are** **unit long.**

#### Explanation:

The area of the parallelogram is

Where

sides and corner angle respectively.

Other two sides are