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Perpendicular lines.
Author:
Mark Willis
GeoGebra
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Similar Figures: Quick Intro
SSS Similarity Theorem: Exploration
Polygon Angles: Quick Thin Slice Explorations
x2x: Spindle
Radian Placement Practice
Discover Resources
Medians,Perpendicular Bisectors, Angel Bisectors, Altitudes
Example 4
angles
Law of Cosines v.2
Untitled
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Parallelogram
Quadrilaterals
Cube
Rational Numbers
Standard Deviation