Question

Find b
challenge
dam he to is gauab ka answer bhatao with photo ​

Answer 1

Answer:

72

Step by step explaination:

Let b be x,

45°+39°+24°+x= 180°

108°+x = 180°

x= 180°-108°

x= 72°

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Answer 2

Answer:

let b be x,

45+39+x+24=180

108+x=180

x=180-108

x=72.