Question

ABC are the three angles of a triangle if a -b = 15 ,B - C = 30 find angle A B and angle c

Answer 1

Answer:

b=65°

a=80°

c=35°

Step-by-step explanation:

a=15+b

c=b-30

a+b+c=180

Answer 2

Answer:

135

Step-by-step explanation:

angle a + angle b + angle c = 180

15+30+C=180

C=180-45

C=135°