Dilation and Scale Factor

Front

What is Dilation?

Back

Dilation means to enlarge or reduce an object in size.

Front

What does a scale factor greater than 1 indicate?

Back

An enlargement of the object.

Front

What does a scale factor less than 1 indicate?

Back

A reduction of the object.

Front

If the scale factor is 2, what happens to the size of the object?

Back

The object is enlarged to twice its original size.

Front

If the scale factor is 1/2, what happens to the size of the object?

Back

The object is reduced to half its original size.

Front

What is the scale factor in a dilation that results in a reduction?

Back

A scale factor less than 1.

Front

What is the scale factor in a dilation that results in an enlargement?

Back

A scale factor greater than 1.

Front

If a triangle is dilated by a scale factor of 1/2, what happens to its area?

Back

The area is reduced to 1/4 of the original area.

Front

If a square has a side length of 4 and is dilated by a scale factor of 2, what is the new side length?

Back

The new side length is 8.

Front

What is the formula for finding the new dimensions after dilation?

Back

New dimension = Original dimension × Scale factor.