The cosine, cotangent, and cosecant are so named because they are respectively the sine, tangent, and secant of the complementary angle abbreviated to co-.
The level cut or seat cut is the complementary angle of the plumb cut.
We will approach the problem from two complementary angles.
It does so from two complementary angles.
In astronomy, the altitude in the horizontal coordinate system and the zenith angle are complementary angles, with the horizon perpendicular to the zenith.
Others have highlighted the technical dilemmas of dealing with regression from different if complementary angles.
The complementary angles of the arc tan are used on most angle measuring devises in construction.
