Scale Factors

Front

What happens to a figure when the scale factor is less than one?

Back

The new figure will be a reduction.

Front

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

Back

The new figure will be an enlargement.

Front

If the scale factor is 4/5, what type of transformation occurs?

Back

Reduction.

Front

If the original size is 12 units and the scale factor is 1/4, what is the size of the scale drawing?

Back

3 units.

Front

What is the scale factor from MNOP to ABCD if the scale factor is 3/2?

Back

The scale factor is 3/2.

Front

Define scale factor.

Back

A scale factor is a number that scales, or multiplies, some quantity.

Front

What is an enlargement in terms of scale factor?

Back

An enlargement occurs when the scale factor is greater than 1.

Front

What is a reduction in terms of scale factor?

Back

A reduction occurs when the scale factor is less than 1.

Front

If a figure is scaled by a factor of 2, how does its area change?

Back

The area increases by a factor of 4.

Front

If a figure is scaled by a factor of 1/2, how does its perimeter change?

Back

The perimeter decreases by a factor of 1/2.