Dilation

Front

Similar figures have the same ______ but different ______.

Back

shape; sizes

Front

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

Back

multiplication

Front

A dilation is which of the following:

Back

Either an enlargement or a reduction

Front

Dilate Point B by a scale factor of 1/2: If Point B is (3,-8), what is the new point?

Back

(1.5,-4)

Front

When a dilation has a scale factor greater than one, the dilation is an enlargement. True or False?

Back

True

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.

Front

If a shape is dilated by a scale factor of 3, what happens to its size?

Back

The shape is enlarged to three times its original size.

Front

What is the effect of a scale factor less than 1 in a dilation?

Back

The shape is reduced in size.

Front

If a triangle has vertices at (2,3), (4,5), and (6,1), what are the new coordinates after a dilation with a scale factor of 2?

Back

(4,6), (8,10), (12,2)

Front

What is the center of dilation?

Back

The fixed point in a dilation from which all points are expanded or contracted.