Rational parameters for circles

Video Lesson (Trigonometry)

 Video Tutorial: Rational parameters for circles

In this free Trigonometry video tutorial the teacher covers rational parameters for circles in Trigonometry. The usual unit circle is best described by rational parameters, not transcendental ones. This approach is much older, and connects with Pythagorean triples, along with rational trigonometry. ... Circle mathematics rational trigonometry parameter Pythagorean triple line spread