Orthocenter of a Triangle

Author:David Emanuel

Manipulate the vertices of the triangle to investigate the properties of the Orthocenter. Describe the location of the orthocenter for acute, obtuse and right triangles using the handout given in class.

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Discriminant of y = ax² + bx + c
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Combining Random Variables
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Sine and Cosine graphs
Investigation 3.6
Angle Bisector Theorem (Part 1)
cheese
Safir (FR)

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Area
Percentages
Means
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Circumcircle or Circumscribed Circle