Question

answer pls with steps pls !!!!!!!!!!!!!!!​

Answer 1

Answer:

a+a+a+a=180 (linear pair)

4a=180

a=45

similarly, b+b+b+b+b=180

5b=180

b=36

(a+b)/(a-b)= (45+36)/45-36

=81/9

= 9

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Answer 2

Answer:

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Step-by-step explanation:

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