3 Line segments CD and DB are tangent to circle A at point C and point B respectively. a.) What do you know about ∠�� and ∠��? Explain how you know.
b.) What do you know about the lengths of AB and AC? Explain how you know. c.) What do you know about the lengths of DB and DC? Explain how you know.

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?