Question

Please, help with this question!

Answer 1

Answer:

arc AM = 114°

Step-by-step explanation:

the measure of a tangent- chord angle is half the measure of its intercepted arc, that is

∠ MAC = $\frac{1}{2}$ (AM )

57° = $\frac{1}{2}$ AM ( multiply both sides by 2 to clear the fraction )

114° = AM