Math Dictionary / Transformation

Transformation

A transformation moves or changes a figure on the coordinate plane.

GeometryGrade 7Grade 8Algebra 1SATACT

What it means

Common transformations include translations, reflections, rotations, and dilations.

Also called: move on a plane

Examples

A translation slides a shape
A reflection flips a shape
A rotation turns a shape

Common mistake

A dilation changes size; translations, reflections, and rotations keep size the same.

Try one

Question: Which transformation flips a figure over a line?

Show answer

A reflection.

Related terms

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