Interior And Exterior Angles Of Triangles Ppt. The sum of the interior angles is always 180 implies x y z 180. Rcasta02 Created Date.
Xo m DAC m CAB 180 A D C B 2x 30 x 180 3x 30 180 3x 150 x 50 50o 130o The measure of an exterior angle of a triangle is 1200. All three interior angles add to 180. It is verified that the sum of measures of the exterior angles.
Interior and Exterior Angles of a Triangle.
Let us see the proof of this statement. An interior angle is an angle inside the shape. The exterior angle is supplement adds to 180 with the interior angle. In this triangle x y and z are all interior angles.