The perpendicular from a point on a line
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Creating a Perpendicular Line Through a Point Not on the Line
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constructing a perpendicular line through a point (off the line)
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Constructing the perpendicular bisector of a line segment
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Perpendicular from a line to a point - Corbettmaths
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Construct a Perpendicular Bisector of a Line Segment
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Worst Fails of the Year | Try Not to Laugh 💩
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Writing Equations of Lines Parallel and Perpendicular to a Given Line Through a Point
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