Respuesta :

Answer:

Option B. [tex]150\°[/tex]

Step-by-step explanation:

we know that

In this problem

[tex](15+15x)=(17x-3)[/tex]

solve for x

[tex]17x-15x=15+3[/tex]

[tex]2x=18[/tex]

[tex]x=9[/tex]

Find the measure of arc BC

[tex]arc\ BC=17x-3=17(9)-3=150\°[/tex]

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