Copy of Translations and Rotations

Direct Isometries

Translations and rotations are direct isometries. If you read the names of the vertices in cyclic order (A-B-C and A'-B'-C'), both would be read in the counterclockwise (or clockwise) direction.

Translation

Rotation

New Resources

給柱體一個名字
רישום חופשי
bewijs stelling van Pythagoras
Nikmati Keunggulan Di Bandar Judi Terpercaya
Midpoint Coordinates

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JeffreyChen-36gh78vf
Does segment bisection imply angle bisection?
Box Shot 1b
Dynamic Parallelogram by Mr. Cashmore
Homotopy : Mug and donut :

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Centroid or Barycenter
Poisson Distribution
General Quadrilateral
Matrices
Calculus