Dilations and Measurement

A figure is dilated by a scale factor of 6. The perimeter will change by a factor of

• 6

• 6²

A figure is dilated by a scale factor of 6. The area will change by a factor of

• 6

• 6²

A figure is dilated by a scale factor of ⅚. The area will change by a factor of

• 5/6

• (5/6)²

A figure is dilated by a scale factor of ⅚. The perimeter will change by a factor of

• 5/6

• (5/6)²

A figure is dilated by a scale factor of 1.5 The perimeter will change by a factor of

• 2.25

• 1.5

A figure is dilated by a scale factor of 1.5 The area will change by a factor of

• 1.5

• 2.25

A figure has a perimeter of 12 units. Which describes the method of dilating the perimeter with a scale factor of 4?

• 12 x 4

• 12 x 4²

A figure has an area of 64 units². Which describes the method of dilating the figure with a scale factor of 3/2?

• 64 x (3/2)²

• 64 x 3/2

Shawn wants to make the perimeter of the fence in his backyard 2.5 times the current size. What scale factor should he use?

• sf = 6.25

• sf = 2.5

• sf = 5

• sf = 3

Kiera wants to make the area of her rectangular closet 9 times larger than the current size. What scale factor should she use?

• sf = 9

• sf = 3

• sf = 12

• sf = 6