Dilations and Scale Factors

Front

If the scale factor is less than 1, the new figure will be:

Back

a reduction

Tags

CCSS.8.G.A.3

Front

A dilation produces a similar figure:

Back

True

Tags

CCSS.8.G.A.3

Front

A dilation is which of the following?

Back

Either an enlargement or a reduction

Tags

CCSS.8.G.A.3

Front

What is the definition of dilations in mathematical terms?

Back

to make larger or smaller

Tags

CCSS.8.G.A.3

Front

Similar figures have the same ______ but different ______.

Back

shape; sizes

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Front

What happens to a figure when the scale factor is greater than 1?

Back

It becomes an enlargement.

Tags

CCSS.8.G.A.3

Front

What is the scale factor in a dilation?

Back

The ratio of the length of a side of the image to the length of the corresponding side of the original figure.

Tags

CCSS.8.G.A.3

Front

If a triangle is dilated by a scale factor of 2, what happens to its area?

Back

The area is multiplied by 4.

Tags

CCSS.8.G.A.3

Front

What is the relationship between the original figure and the dilated figure?

Back

They are similar figures.

Tags

CCSS.8.G.A.3

Front

Can a dilation change the shape of a figure?

Back

No, it can only change the size.

Tags

CCSS.8.G.A.3