Transformational Geometry Vocabulary

Front

A change in the size or position of a figure is called a(n) _____.

Back

transformation

Front

A movement (slide) of a figure along a straight line is called a(n) _____

Back

translation

Front

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

Back

Line of Reflection

Front

A line that divides a figure into two congruent reflected halves.

Back

Line of Symmetry

Front

The point about which a figure is rotated.

Back

Center of Rotation

Front

The point of intersection of lines through each pair of corresponding vertices in a dilation.

Back

Center of Dilation

Front

An increase in the size of all dimensions in the same proportions is called a(n) _____.

Back

enlargement

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Front

The ratio used to enlarge or reduce similar figures.

Back

Scale Factor

Front

Figures with the same shape, but not necessarily the same size are _____.

Back

similar

Front

A transformation that results in an image that is the same shape and the same size as the original figure.

Back

Congruence Transformation