Question

please tell me the crt answer with explanation ​

Answer 1

Answer:

D is the correct answer

because the angle is middle side

Answer 2

Answer:

A.30° is correct

Step-by-step explanation:

angle A = 180°-(70°+50°)=180-120=60°

Since AB/AC = BD/DC, it means AD is a bisector of angle A

Then, angle BAD=1/2× angle A

= 1/2×60°=30°