What is the measure of Angle c? 3 lines intersect to form 6 angles. Clockwise, from top left, the angles are: C, 48 degrees, 42 degrees, 90 degrees, 48 degrees, 42 degrees.

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .