Question

if angle a + angle b = 65 degrees and angle b + angle c = 140 degrees then find angle c

please answer my doubt ​

Answer 1

Answer:

angle c is 115°

Step-by-step explanation:

a+b=65°-------------- 1

b+c=140°-------------- 2

we know,

a+b+c=180°

substituting equation 1 in this,

65+c =180°

c =115°