Math, asked by sivav1972, 10 months ago

Is l is parallel to m? Give reasons

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Answered by sanyogitarajput1

Answer:

yes ,if the given angles are 57and123 . then alternate angles are same and according to theorem if alternate angles are same then the lines are parallel. we can find the second interior angle bi linear pair method .

let the unknown interior angle be x

57+x=180degree

=123degree

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