Question

find the value of each variable. the dot represents the center of the circle. lines that appear tangent are tangent.
a = 26
b = 64
c = \square

Explanation:

Step1: Use inscribed angle theorem

The inscribed angle over 80° arc is half the arc: $c = \frac{80}{2}$

Step2: Calculate c

$c = 40$

Answer:

40