Math, asked by lsasfour, 3 months ago

help plz math is hard :)

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Answered by genivedaan06
2

90° and b are vertically opposite angles. Thus, b=90°.

Answered by Expert0204
9

Answer = 90°

verticaly opposite ange always equal

Therefore b = 90°

And all options are not correct because

they are not equal to 90°

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