A=11+4b−4c? a. c=a−4b−11 −4 b. c=a+b−11 −4 c. c=a+4b+11 −4 d. c=a−b+11 −4

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.