This is an updated version of a story first published on May 5, 2024. For many high school students returning to class, it may seem like geometry and trigonometry were created by the Greeks as a form ...

The goal of the book is to provide insight into many enjoyable and fascinating aspects of geometry, and to reveal interesting geometrical properties. The emphasis is on the practical applications of ...

In this book, trigonometry is presented mainly through the solution of specific problems. The problems are meant to help the reader consolidate their knowledge of the subject. In addition, they serve ...

1. The Pythagorean Theorem -- 2. Ceva's Theorem -- 3. Perpendicular Bisectors; Concurrence -- 4. The Nine-Point Circle and Euler Line -- 5. The Taylor Circle -- 6. Coordinate Systems with Respect to a ...