You can
put this solution on YOUR website!Sorry, but we need to see the angles to pick proof
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You might be able to resolve yourself if you,,,,look at the two angles,,,are they on "same side" or "alternate sides" of the transversal. Now, are the angles between the parallel lines, " interior", or outside the parallel lines,,"exterior".
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if you can define these criteria, you might pick the right answer,
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good luck