Pre-Alg: Module 8 Vocabulary Quiz

The degree measure of the angle through which a figure is rotated.

• angle of rotation

• acute angle

• obtuse angle

• angle of dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

the center point from which dilations are performed.

• center of dilation

• center of rotation

• origin

• vertex

Tags

CCSS.8.G.A.3

A fixed point around which shapes move in a circular motion to a new position.

• center of rotation

• center of dilation

• vertex

• line segment

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A transformation that enlarges or reduces a figure by a scale factor.

Tags

CCSS.8.G.A.3

The resulting figure after a transformation.

• image

• pre-image

• graph

• equation

Tags

CCSS.HSG.CO.A.2

The line over which a figure is reflected in a transformation.

• line of reflection

• line of symmetry

• line of rotation

• line of translation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The original figure before a transformation.

• pre-image

• image

• reflection

• transformation

Tags

CCSS.HSG.CO.A.2

A transformation where a figure is flipped over a line. Also called a flip.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A transformation in which a figure is turned about a fixed point.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The ratio of the lengths of two corresponding sides of two similar polygons.

• scale factor

• slope

• dilation

• image

Tags

CCSS.7.G.A.1