Answers

2016-02-08T23:13:44+05:30
If it is 40x and 50y then answer is as followed:-

we know that opposite angles of a parallelogram are equal, and sum of all angles is 360.
therefore equation will be----->
40x+40x+50y+50y=360
80x+100y=360
8x+10y=36
4x+5y=18
0