English, asked by shivamkeshri168, 11 months ago

Jaldi answer bato dosto

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Answered by hemant9999

0

Explanation:

In triangle AOB

AOB+OBA+BAO+=180

AOB+30+90=180

AOB=60

now,AOB and x are liner pair angles

AOB+x=180

x=180-60

x=120

Answered by stuti702

0

Answer:

120° is the correct answer.

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