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7.11: Dilation

Difficulty Level: At Grade Created by: CK-12
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Vocabulary

Dilation

To reduce or enlarge a figure according to a scale factor is a dilation.

Quadrilateral

A quadrilateral is a closed figure with four sides and four vertices.

Ratio

A ratio is a comparison of two quantities that can be written in fraction form, with a colon or with the word “to”.

Scale Factor

A scale factor is a ratio of the scale to the original or actual dimension written in simplest form.

Transformation

A transformation moves a figure in some way on the coordinate plane.

Vertex

A vertex is a point of intersection of the lines or rays that form an angle.

Rigid Transformation

A rigid transformation is a transformation that preserves distance and angles, it does not change the size or shape of the figure.

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Difficulty Level:
At Grade

Concept Nodes:

Grades:
Date Created:
Jul 17, 2012
Last Modified:
Aug 02, 2016
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