Dilations

Front

What is the definition of a DILATION?

Back

A transformation that can change the size of a polygon but leaves the shape unchanged.

Front

If a triangle is dilated by a scale factor of 1/4, what happens to its size?

Back

The triangle's size is reduced to one-fourth of its original size.

Front

Which property of dilations is NOT true?

Back

Dilations preserve size.

Front

What is the scale factor if Square A is a Dilation of Square B and the ratio of their sides is 5:4?

Back

5/4

Front

In the basic formula for scale factor, where is the ORIGINAL measurement placed?

Back

The bottom of a fraction.

Front

What happens to the angles of a shape during a dilation?

Back

The angles remain unchanged.

Front

If a shape is dilated by a scale factor greater than 1, what happens to the shape?

Back

The shape enlarges.

Front

If a shape is dilated by a scale factor less than 1, what happens to the shape?

Back

The shape shrinks.

Front

What is the scale factor if a shape doubles in size?

Back

2.

Front

How do you find the scale factor between two similar shapes?

Back

Divide the length of a side of the image by the length of the corresponding side of the original shape.