Transformational Geometry Vocabulary Part 1

Front

The vertical axis on a coordinate plane.

Back

Y-axis

Tags

CCSS.5.G.A.1

Front

The horizontal axis on a coordinate plane

Back

X-axis

Tags

CCSS.5.G.A.1

Front

A movement (slide) of a figure along a straight line.

Back

Translation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

A change in the size or position of a figure.

Back

Transformation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

A transformation in which a figure is turned around a point.

Back

Rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

A transformation of a figure that flips the figure across a line.

Back

Reflection

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

The original figure in a transformation

Back

Preimage

Tags

CCSS.HSG.CO.A.2

Front

A line that a figure is flipped across to create a mirror image of the original figure.

Back

Line of Reflection

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

A figure resulting from a transformation.

Back

Image

Tags

CCSS.HSG.CO.A.2

Front

The point about which a figure is rotated.

Back

Center of Rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5