The sides of right-angled triangles are labelled opposite, hypotenuse and adjacent. Trigonometry explores the relationship between sides and angles in right-angled triangles. The hypotenuse is the ...

Trigonometry: The Pythagorean Theorem provides an explanation of the Pythagorean theorem and how it is used to solve various math problems involving and using right triangles. The class covers the use ...

It may be necessary to use Pythagoras' theorem and trigonometry to solve a problem. ABCDEFGH is a cuboid. Length AB is 6 cm, length BG is 3 cm and length FG is 2 cm ...

The Monthly publishes articles, as well as notes and other features, about mathematics and the profession. Its readers span a broad spectrum of mathematical interests, and include professional ...