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7.11: Dilation

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

Dilation

Dilation

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

Quadrilateral

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

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

Scale Factor

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

Transformation

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

Vertex

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

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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Description

Difficulty Level:

At Grade

Concept Nodes:

Grades:

Date Created:

Jul 17, 2012

Last Modified:

Feb 26, 2015
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MAT.GEO.552.L.2

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