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they saved $10.29
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Answer:
sorry I don't get the question I am in MIDDLE school
They are called vertical angles because the definition of vertical is: <span>in a direction, or having an alignment, such that the top is directly above the bottom. The "angles opposite each other when two lines cross" match the definition.</span>
They are perpendicular because they both meet at (5.5,-2.5)
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HOPE THAT THIS IS HELPFUL.
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