Transformations and Rigid Motions of Figures

Concept

Composition of Transformations

A composition of transformations, or sequence of transformations, is a combination of two or more transformations. In a composition, the image produced by the first transformation is the preimage of the second transformation. The notation is similar to the notation used for functions in algebra.

If the transformations are rigid motions, the composition is also a rigid motion. In the following diagram, some example compositions are performed.

6 different compositions of rigid motions

Exercises
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