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FinnZ [79.3K]
3 years ago
7

Given:circle O, with tangent segments AC and AB . What is the measure of angle A

Mathematics
1 answer:
tino4ka555 [31]3 years ago
3 0

Answer:

B 84

Step-by-step explanation:

Angle COB = 96 (Angle CDB x2)

Lets split Quadrileteral ABOC into 2 equal parts.

Angle ABO = 90 (tangent segment of circle)

Angle AOB = 96/2 = 48

Angle OAB = 180 - 90 - 48 = 42

Angle A = Angle OAB x 2 = 42 x 2 = 84

Therefore Answer is B.

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