Learn how to solve problems with kites. A kite is a four-sided shape (quadrilateral) with two equal pairs of adjacent sides and the diagonals are perpendicular. Some of the properties of kites are: ...

Everybody has a plan for how to fix the Toronto Maple Leafs, but not all of them are good. Justin Bourne writes about five ...

In this video I will cover how to evaluate the six trigonometric functions given a right triangle. We will find the missing side of the triangle using Pythagorean Theorem and then write the ratio for ...

In the 1930s and 1940s, for example, a group of Polish mathematicians regularly met in a café in Lwów, Poland (now Lviv, ...