👉 Learn how to find the point on the unit circle given the angle of the point. A unit circle is a circle whose radius is 1.

Circles have different angle properties, described by a number of theorems. This is one of two guides on circle theorems, with this guide covering the following: the angle subtended by an arc at the ...

👉 Learn how to evaluate the six trigonometric functions of a given angle. When given an angle we locate the angle on the ...

“Why are there 360 degrees in a circle?” A regular reader recently asked me that question. My first response was to say “Because Miss Helland told me so.” Miss Helland was my high school teacher for ...