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A vertical line and a horizontal line are perpendicular. Sometimes, always or never true.
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A vertical line and a horizontal line are perpendicular. Sometimes, always or never true.
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Jul 17, 2017
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A vertical line and a horizontal line are perpendicular. Sometimes, always or never true.
Mathematics
high-school
FredericBirke
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sometimes true in a problem like that
Jasonbradberry
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Jul 19, 2017
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Jasonbradberry
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sometimes true :) hope this helped
Dgrant
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Jul 21, 2017
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