Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The ...

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: ...

Everyone knows that A² + B² = C², but can you prove it? There are at least 88 ways to do it. Here’s my personal favorite. The Pythagorean Theorem is known by anyone who has taken basic geometry. In a ...