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The figure below shows a triangle with vertices A and B on a circle and vertex C outside it. Side AC is tangent to the circle. Side BC is a secant intersecting the circle at point X.What is the measure of angle ACB? (6 points)O 29°O 8°O 16°O 21°

The figure below shows a triangle with vertices A and B on a circle and vertex C outside it Side AC is tangent to the circle Side BC is a secant intersecting th class=

Respuesta :

The Solution.

Considering triangle ABC, we have

[tex]\begin{gathered} angle\text{ACB}=180-(90+40+42) \\ =180-172=8^o \end{gathered}[/tex]

Hence, the correct answer is 8 degrees (option B)

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