Course 3 Unit 7 Vocabulary

A series of multiple transformations on the same figure.

• composition of transformations

• reflection

• translation

• rotation

A transformation which changes the size of the figure but not the shape or angles

• dilation

• translation

• rotation

• reflection

The original figure prior to a transformation.

• pre-image

• image

• translation

• reflection

The figure create after the transformation is completed

• pre-image

• image

• translation

• reflection

A transformation in which a mirror image is produced by flipping a figure over a line.

• reflection

• rotation

• translation

• dilation

A transformation which spins a figure about a fixed point.

• rotation

• translation

• reflection

• dilation

The ratio of corresponding sides in two similar figures.

• scale factor

• perimeter

• area ratio

• midpoint

The movement of a figure on a graph so that it changes size or position.

• transformation

• reflection

• intersection

• equation

A transformation in which a figure is shifted up, down, left or right.

• translation

• rotation

• reflection

• dilation