Scale Factor

Front

What is the scale factor?

Back

The scale factor is a number that scales, or multiplies, some quantity. It is used to determine how much larger or smaller a figure is compared to another figure.

Front

If the scale factor is greater than 1, what does it indicate about the size of the copy?

Back

The copy is larger than the original.

Front

If the scale factor is less than 1, what does it indicate about the size of the copy?

Back

The copy is smaller than the original.

Front

What is the scale factor from square A to square B if each side length is multiplied by 3?

Back

3

Front

If the scale is 1 in = 300 miles, what is the actual distance for 3 inches?

Back

900 miles

Front

From square A to square B, if each side length is multiplied by 2, what is the scale factor?

Back

2

Front

If the scale factor is 4, what is the measurement of slide length x if the original length is 5?

Back

20 (because 5 x 4 = 20).

Front

What does a scale factor of 1 mean?

Back

A scale factor of 1 means the copy is the same size as the original.

Front

How do you find the actual distance using a scale?

Back

Multiply the distance on the map by the scale factor.

Front

If a square has a side length of 3 cm and the scale factor is 2, what is the new side length?

Back

6 cm (because 3 cm x 2 = 6 cm).