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School, College
Geometry - Index. |
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HTML5 and Dynamic Geometry |
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Word Cloud: Geometry in Different Living World Languages |
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Geometry Types, Methodologies, Terminologies
Interactive Mind Map and News.
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Geometry History:
Geometers, Index
Interactive Mind Map and News.
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Geometric, Geometrical, and Geometrically Terms.
Interactive Mind Map |
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Definitions. |
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Points, Theorems and Problems - Index. |
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Lines. Theorems and Problems. |
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Angles. Theorems and Problems. |
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Angle Bisector. Theorems and Problems. |
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Acute Angle in the Real World - Slideshow. |
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Obtuse Angle. Theorems and Problems. |
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Angles: 30, 60, 120 degrees. |
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Angles: 45, 135 degrees. |
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Parallel lines. |
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Perpendicular lines. |
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Perpendicular
Bisector. |
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Concurrent lines. |
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Transversal Lines. |
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Collinear Points.
Theorems and Problems |
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Midpoints.
Theorems and Problems |
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Trisecting a Line Segment.
Theorems and Problems |
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Triangles. |
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Equilateral Triangles. |
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Isosceles Triangle. |
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Isosceles Triangle 80-20-80. |
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Right Triangle. |
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Special Right Triangles.
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Special Right Triangle 30-60.
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Metric Relations in a Right Triangle, Theorems and Problems. |
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Obtuse Triangle. |
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Altitude Index.
Theorems and Problems. |
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Median Index.
Theorems and Problems. |
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Semiperimeter, Perimeter Index.
Theorems and Problems. |
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Heron's Formula.
Key facts and a purely geometric step-by-step proof.
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Triangle with Double Angle, Theorems and Problems, Index
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Geometry Online - Table of
Content
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