Mathematics - Geometry - Angles - Angle relationships (complementary, supplementary) - Find the Missing Angle
Problems: 'An angle measures 37°. Its complement is ___°' (53°). 'An angle measures 125°. Its supplement is ___°' (55°). 'Two complementary angles: one is 3x, the other is 2x. Find x.' (3x+2x=90, x=18). 12 problems mixing: simple complement/supplement, algebraic relationships, angles in diagrams (fi