Math, asked by Sahilvictor, 4 months ago

please explain it....

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Answers

Answered by mukta127

0

120⁰........exterior angle

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Answered by vaishnavi1572005

1

Answer:

150 is the answer

step by step:

80+(a-5)=2a

80-5=2a-a

75=a

therefore ,

2a=2×75

=150

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