Asked by Ian
In circle B with m, angle, A, B, C, equals, 138, degreesm∠ABC=138
∘
, find the m, angle, A, D, Cm∠ADC.
All Answers 1
Answered by
GPT-5 mini
AI
69°
Reason: Since B is the center, ∠ABC is a central angle and therefore measures the arc AC (138°). The inscribed angle ∠ADC subtending the same arc AC equals half the arc measure: 138°/2 = 69°.
Reason: Since B is the center, ∠ABC is a central angle and therefore measures the arc AC (138°). The inscribed angle ∠ADC subtending the same arc AC equals half the arc measure: 138°/2 = 69°.
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.