Question

Find the measure of the arc indicated.
A) 144°
B) 150°
C) 130°
D) 131°

Answer 1

Option B.
`150\°`

Explanation:

we know that

In this problem

`(15+15x)=(17x-3)`

solve for x

`17x-15x=15+3`

`2x=18`

`x=9`

Find the measure of arc BC

`arc\ BC=17x-3=17(9)-3=150\°`