Geometry (Seeing is Believing)
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http://library.thinkquest.org/10030/geocon.htm  


De Silva, D'Andreti; ThinkQuest 1997  
A geometry tutorial, comprising: the basic building blocks of geometry; segments and rays; angles; parallel lines; triangles; polygons; right triangles (Pythagorean theorem); geometric inequalities; ratios, proportions and similarities; trigonometry; tangent, arcs, chords and circles; angles and segments; constructions; areas; solids; coordinate geometry; transformation (mapping basics  reflections, translation, rotation, dilation, inverse and identity, symmetry); and the value of pi correct to 30 decimal places.  


Levels:  High School (912) 
Languages:  English 
Resource Types:  Tutorials 
Math Topics:  HigherDimensional Geometry, Euclidean Plane Geometry, Coordinate Plane Geometry, Symmetry/Tessellations, Trigonometry 
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