Dilations

Front

What is a dilation?

Back

A transformation that produces an image that is the same shape as the original, but is a different size. It can be either an enlargement or a reduction.

Front

What happens to a figure during a dilation?

Back

The figure is resized but maintains its shape and proportions.

Front

What is the scale factor in a dilation?

Back

A number that describes how much the figure is enlarged or reduced.

Front

If the scale factor is greater than 1, what type of dilation occurs?

Back

An enlargement.

Front

If the scale factor is less than 1, what type of dilation occurs?

Back

A reduction.

Front

What does it mean for figures to be similar?

Back

They have the same shape but may differ in size.

Front

True or False: A dilation always produces a similar figure.

Back

True.

Front

What is the scale factor if a figure is reduced to half its size?

Back

1/2.

Front

What is the scale factor if a figure is enlarged to twice its size?

Back

2.

Front

Does a dilation change the angles of a figure?

Back

No, the angles remain the same.