Question

Please help me!
I’m finding this difficult.

Answer 1

Answer:

angle a + angle b = 180 (angle formed on a straight line)

a + b = 180

a = 180 - b

a - b = 120

So, on substituting the value of a in the given we get,

180 - b - b = 120

60 = 2b

b = 30

a - 30 = 120

a = 150

HOPE THAT IT WAS HELPFUL!!!!

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Answer 2

hope it helps you. thanks for asking