Dilations

Front

What is a dilation in geometry?

Back

A dilation is a transformation that produces a figure similar to the original, but with a different size, using a scale factor.

Tags

CCSS.8.G.A.3

Front

True or False: A dilation produces a congruent figure.

Back

False

Tags

CCSS.8.G.A.3

Front

What is the scale factor in the transformation (x, y) → (3/4x, 3/4y)?

Back

3/4

Tags

CCSS.8.G.A.3

Front

What term describes the figure after a transformation has occurred?

Back

Image

Tags

CCSS.HSG.CO.A.2

Front

In a dilation, what mathematical operation is used with the scale factor?

Back

Multiplication

Tags

CCSS.8.G.A.3

Front

If the scale factor (SF) is greater than 1, what type of dilation is it?

Back

Enlargement

Tags

CCSS.8.G.A.3

Front

If the scale factor (SF) is less than 1, what type of dilation is it?

Back

Reduction

Tags

CCSS.8.G.A.3

Front

What is the effect of a scale factor of 1 on a figure during dilation?

Back

The figure remains unchanged.

Tags

CCSS.8.G.A.3

Front

How does a dilation affect the distances between points in a figure?

Back

Distances are multiplied by the scale factor.

Tags

CCSS.8.G.A.3

Front

What is the relationship between the original figure and the image in a dilation?

Back

The image is similar to the original figure.

Tags

CCSS.8.G.A.3