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Donald York
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Distance from a Point to a Line
Activity
Donald York
The Hinge Theorem
Activity
Donald York
The Hinge Theorem
Activity
Donald York
Centers of a Triangle
Activity
Donald York
Angle Bisector Theorem
Activity
Donald York
Perpendicular Bisector Theorem
Activity
Donald York
Altitudes of a Triangle and the Orthocenter
Activity
Donald York
Transversal and Angle Pairs Intro Sketch
Activity
Donald York
Law of Sines Simulator
Activity
Donald York
