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Answered

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given ab and ac are lines that are tangent to the circle with m

Given Ab And Ac Are Lines That Are Tangent To The Circle With M class=

Sagot :

Answer:

B

Step-by-step explanation:

the opposite angles of the quadrilateral ABDC are supplementary , that is

∠ BDC + 40° = 180° ( subtract 40° from both sides )

∠ BDC = 140°

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