132 & 48
x+y=180 x=36+2y
36+2y+y=180 -->3y=180-36 --> y=48 -> x=132
A hexagon has interior angles in arithmetic progression where difference of angles is double the smallest angle. What is the measure of largest interior angle of this hexagon?
In the diagram angle ACB, AED, and BDC are right angles, CD = 60, and the area of triangle ABC is 3750. Find the perimeter of triangle CDE.
