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9 votes
9 votes
AD is tangent to circle B at point C. What is the measure of BCA? O 40° O 50° O 90° O 180° ​

User Somnath Kadam
by
2.8k points

1 Answer

16 votes
16 votes

Answer:

C

90

Explanation:

B is likely the center, I think. You can't do it otherwise.

The tangent and a radius of a circle meet at 90o

therefore the answer is 90.

All of this could be confirmed with a diagram.

User Ankur Mahajan
by
2.7k points
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