Two angles that have a sum of 90 degrees are called complementary angles.
Verticle
Two angles that add to 90 degrees are called complementary.
They are said to be supplementary angles if they add up to 180 degrees.
They are said to be complementary angles that add up to 90 degrees
Two angles that have a sum of 90 degrees are called complementary angles.
They are complementary angles that add up to 90 degrees
They are said to be complementary angles that add up to 90 degrees
Verticle
Two angles that add to 90 degrees are called complementary.
a straight line
They are said to be supplementary angles if they add up to 180 degrees.
They are said to be complementary angles that add up to 90 degrees
They are said to be complementary angles that add up to 90 degrees
The sum of the exterior angles of any polygon is 360 degrees.
The sum of the angles in any triangle is 180 degrees.
The sum of the internal angles of any triangle is 180 degrees. Any rectangle has four 90 degree internal angles, totalling 360 degrees.