Unit 2 Vocabulary

Front

Dilation in geometry

Back

A transformation that changes the size of a figure.

Front

Enlargement in dilation?

Back

A dilation with a scale factor > 1.

Front

Reduction in dilation context

Back

A dilation with a scale factor between 0 and 1

Front

Two figures are similar if:

Back

One can fit over the other after rigid transformations and dilations.

Front

Definition of slope?

Back

A number calculated by dividing the vertical distance by the horizontal distance between two points on a line.

Front

Term "rise" in slope context?

Back

Vertical distance between two points.

Front

Effect of dilation with scale factor 1?

Back

The figure remains unchanged.

Front

Effect of dilation on angles?

Back

It does not affect the angles.

Front

Relationship of slopes of parallel lines?

Back

They have the same slope.

Front

Slope types: Positive, Negative, Zero, Undefined

Back

Undefined