Secant Angle
Table of Contents
1. Secant Angles
Angles where the vertex is located and crosses within the circle, but not in the center.
1.1. Vertex Inside
1.1.1. Formula
The formula for the angle is \(\theta=\frac{a+b}{2}\) where \(a\) is the larger arc and \(b\) is the smaller arc.
1.2. Vertex Outside
1.2.1. Formula
The formula for the angle is \(\theta=\frac{a-b}{2}\) where \(a\) is the larger arc and \(b\) is the smaller arc.