Question

in a ∆ABC IF A-B=40° and B -C=10 find the measure angles​

Answer 1

Answer:

A-B=40

A=40+B

B-C=10

C=B-10

by using angle sum property in triangle

40+B+B+B-10=180

30+3B=180

3B=150

B=50

A=40 +50=90

C=40-10=30