Assalam o aalaikum any Muslim here​

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

What is y times x by? y is __ times x