Scale Factor and Ratio of Areas

The linear scale factor is the same as...

(select all that apply)

• the ratio of areas

• the ratio of volumes

• the ratio of sides

• the ratio of perimeters

• the ratio of similarity

The ratio of perimeters is the same as...

(select all that apply)

• the ratio of areas

• the ratio of volumes

• the ratio of sides

• the ratio of similarity

• the linear scale factor

When going from the ratio of perimeters to the ratio of areas, you...

• square it.

• cube it.

• square root it.

• cube root it.

When going from the linear scale factor to the ratio of volumes, you...

• square it.

• cube it.

• square root it.

• cube root it.

When going from the ratio of surface areas to the ratio of sides, you...

• square it.

• cube it.

• square root it.

• cube root it.

When going from the ratio of volumes to the ratio of perimeters, you...

• square it.

• cube it.

• square root it.

• cube root it.

If the ratio of sides is 4:7, then the ratio of perimeters is...

• 4:7

• 8:14

• 16:49

• 64:343

If the linear scale factor is 5:6, then the ratio of areas is...

• 5:6

• 10:12

• 25:36

• 125:216

If the ratio of perimeters is 2:9, then the ratio of areas is...

• 2:9

• 4:81

• 4:18

• 8:729

If the ratio of areas is 9:121, then the zoom factor is...

• 3:11

• 9:121

• 81:14641