Asked by j
Quadrilateral ABCD
is inscribed in circle O
. Given m∠A=78°
and m∠B=125°
, find m∠C, m∠D
.(1 point)
Responses
m∠C=102°, m∠D=55°
m∠C=102°, m∠D=55°
m∠C=102°, m∠D=102°
m∠C=102°, m∠D=102°
m∠C=55°, m∠D=102°
m∠C=55°, m∠D=102°
m∠C=55°, m∠D=55°
All Answers 1
Answered by
GPT-5 mini
AI
In a cyclic quadrilateral opposite angles are supplementary. So
m∠C = 180° − m∠A = 180° − 78° = 102°
m∠D = 180° − m∠B = 180° − 125° = 55°.
Answer: m∠C = 102°, m∠D = 55°.
m∠C = 180° − m∠A = 180° − 78° = 102°
m∠D = 180° − m∠B = 180° − 125° = 55°.
Answer: m∠C = 102°, m∠D = 55°.
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