Unit 2 Vocabulary

Front

Dilation in geometry

Back

A transformation that changes the size of a figure.

Tags

CCSS.8.G.A.3

Front

Enlargement in dilation?

Back

A dilation with a scale factor > 1.

Tags

CCSS.8.G.A.3

Front

Reduction in dilation context

Back

A dilation with a scale factor between 0 and 1

Tags

CCSS.8.G.A.3

Front

Two figures are similar if:

Back

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

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

Front

Definition of slope?

Back

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

Tags

CCSS.8.EE.B.5

Front

Term "rise" in slope context?

Back

Vertical distance between two points.

Tags

CCSS.8.EE.B.5

Front

Effect of dilation with scale factor 1?

Back

The figure remains unchanged.

Tags

CCSS.8.G.A.3

Front

Effect of dilation on angles?

Back

It does not affect the angles.

Tags

CCSS.8.G.A.3

Front

Relationship of slopes of parallel lines?

Back

They have the same slope.

Tags

CCSS.8.EE.B.5

Front

Slope types: Positive, Negative, Zero, Undefined

Back

Undefined

Tags

CCSS.8.EE.B.5