Orthocenter

Orthocenter Construction

Construct any triangle ABC. Let lines be drawn through <ABC,<BCA, and <CAB such that each line is perpendicular to AC, AB, and BC respectively. The point on which these three lines intersect is the orthocenter.

New Resources

Linear Combination of Vectors
Segment Addition Postulate (Mild Questions)
Basic and Compound Inequality Illustrator
Building Algebra Tile Models for Trinomials
Midpoint Theorem Questions: Mild

Discover Resources

Riemann's function with infinite points of discontinuity
rectangle
Michael Haik Moving Project
Volume of Vase v1.1
Slant height pyramid

Discover Topics

Upper and Lower Sum or Riemann Sum
Translation
Similarity Transformation or Similarity
Tangent Function
Solids or 3D Shapes