Complementary angles add up to 90
Supplementary angles add up to 180
12 - Complement - 78
12 - Supplement - 168
45 - Complement - 45
45 - Supplement - 135
83 - Complement - 7
83 - Supplement - 97
63 - Complement - 27
63 - Supplement - 117
4 - Complement - 86
4 - Supplement - 176
