Question

i will get the answer of this question​

Answer 1

Answer:

a) <B = 60° ( as triangle ABC is an equilateral triangle )

b) <D = <B = 60° ( opp. to angle <B therefore equal )

c) <BAD = 60° + 20° = 80°

d) <BCD = 180 - (60° + 20°) = 100°