Are Dilations Isometries?

Author:Kim Kembitzky, Alfred Estberg

Slide the k value to see the effect on the image. Does the image keep the same size and shape of the pre-image? What happens when you move some of the pre-image points?

New Resources

Midpoint Theorem (V2): Integer Solutions
Perpendicular Lines: Quick Exploration
Isosceles Right Triangle
Angle Addition Postulate (V2) - Integer Solutions
GeoGebra 3D Modeling Workshop (March 8 2024)

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place a point
Circle Geometry example with radii
puzzlepart_amandaomara
Students thinking together
Review Questions

Discover Topics

Stochastic Process or Random Process
Planes
Standard Deviation
Means
Division