This page shows how to construct one of the three altitudes of a triangle, using only a compass and straightedge or ruler. A Euclidean construction.
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How to construct an altitude to a triangle
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Printable step-by-step instructions for drawing a triangle given three sides with compass and straightedge or ruler
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How to Construct the Altitudes of a Triangle ⊿ Geometry ⊿ MathSux
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Triangle Altitude (solutions, examples, videos, worksheets, games, activities)
Orthocenter - Definition, Properties, Formula, Examples, FAQs
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Altitudes and Medians of a triangle I Altitudes and medians of triangles I Altitudes
Altitudes ( Read ), Geometry
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