Question

In fig<ABC=70°,<ABC=30°find<ABC​

Answer 1

Answer:

Step-by-step explanation:

DBC=30°bcz alternative interior angle

DBC=70°bcz of alternative interior angle

sum of triangle=180°

30°+70°+x=180°

100°+x=180°

x=80°

Answer 2

Answer:

angle abc =180-(70+30)

=180-100

=80°

hope this helps