it's complimentary angles
Two angles whose sum is 90 degrees are called complementary angles.
Vertical angles
Supplementary angles.
Complementary angles.
Vertical angles
They are a complementary pair of angles.
Complementary
They are a supplementary pair of angles.
Two angles whose sum measure is 180 Example: 45 + 135=180
Two angles the sum of whose measures is 90 degrees are complimentary angles.
2 angles whose sum is 180 are called supplementery angles.an example of supplementary angles are two right angles.=)
supplementaryA:Two angles whose sum measures a right angle are complementary angles.