Question

2. In a A ABC, side BC is produced to D. If
LABC = 50° and LACD = 120° then LA= ?​

Answer 1

Answer:

In triangle Abc

Sum of angle of triangle =180

Angle A+B+c=180

:b=50& c=120

So,

Angel A+ B +C=180

Angel A=180-170=10

So, angle A=10