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Given: AB and BC are tangents of D and the mACD = 15. What is the measure of ABC?
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Given: AB and BC are tangents of D and the mACD = 15.

What is the measure of ABC?

Given: AB and BC are tangents of D and the mACD = 15. What is the measure of ABC?-example-1
User Ycx
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30 degrees

Angles ACB and CAB are both 75 degrees due to the fact that they are 90 degree angles subtracting the 15 degrees. Then add the two together and subtract from 180.
User Bpedroso
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