3 years ago

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

Mathematics

1 answer:

blagie [28]3 years ago

7 0

Answer:

Step-by-step 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.

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

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