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triangle sum

Author:lashondabass, sonom

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Triangle with 3 Right Angles
Reflection Across 2 Parallel Lines
Reflection across a line
bewijs stelling van Pythagoras
Pitfalls of Disk/Washer Method

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Converse of IST (V1)
Symmetrie onderzoeken
รูปคลี่ทรงกระบอก
what's the same?
Conic Sections: Plane Intersecting Double Cone

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Geometry
Plane Figures or Shapes
Scalene Triangles
Trapezoid
Cylinder

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