For all your questions, big or small, IDNLearn.com has the answers you need. Ask anything and receive prompt, well-informed answers from our community of experienced experts.

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°