Is there any easy method to find the orthocenter of a triangle when three of its vertices are given? - Quora
Find the coordinates of the orthocenter of triangle with the given vertices. X (1, 2), Y (-3, -3), and Z (-5, 1) | Homework.Study.com
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Orthocenter
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Solved Given a triangle ABC with sides a = 7; b = 5 and c | Chegg.com
Find Orthocenter of a Triangle with Given Vertices
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What is the easiest forumla to find the orthocenter of the triangle when equations of the sides of the triangle are given without actually solving the equations? - Quora
Altitude (triangle) - Wikipedia
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