two angles whose sum is 90 degrees is a complementary angle.
Chat with our AI personalities
Two angles the sum of whose measures is 90 degrees are complimentary angles.
Two angles whose sum is 90 degrees are called complementary angles. Two angles whose sum is 180 degrees are called supplementary angles. A single angle of 90 degrees is called a right angle.
Supplementary angles have a sum of 180 degrees.
Supplementary angles
Complementary angles.