Posted by Ralph on Friday, May 4, 2012 at 9:06pm.
ABCD is a parallelogram with angle B= 120, angle C= 60, angle D= 2x+5y, and angle A= 4x+y. Find the values of x and y. Check your solution, only an algebraic solution will be accepted.

Geometry  afree, Sunday, December 6, 2015 at 4:46am
Please solve this