a tricky question.
Please ope. And see question is their
Attachments:
Answers
Answered by
1
in triangle ABC
ACD=cab+ABC. exterior angles
130=2cab
cab=65=abd
now
ACB=180-130=50
now ACd=ebc =n+ABC=n+65
130=n+65
n=65
ACD=cab+ABC. exterior angles
130=2cab
cab=65=abd
now
ACB=180-130=50
now ACd=ebc =n+ABC=n+65
130=n+65
n=65
Similar questions