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Chort-Frey Marathon

Author:Michael Oehrtman

New Resources

apec
Proving Triangles Similar by Dilation
bewijs stelling van Pythagoras
Angle Bisector: Quick Warm Up Questions
Thales' Intercept Theorem

Discover Resources

Werner -Rhombus
rotational symmetry of 3D figures
Pentagon Angle Sum
Skil 5. Dæmi 5,1 a-f.

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Parallelogram
Real Numbers
Trapezoid
Prism
Angles

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