# Search Results for “transformation”

##### Proof by Shear Transformation

This app allows you to explore geometric proof that is a variation of the original Euclid’s proof. In this proof, the shear transformation is used to change the shapes without changing their areas.##### Reflection Clock

Press the**Reflect**button to reflect the triangle in the minute hand. Press again to reflect the result in the second hand. Can you describe the motion of the second reflected image?