Geometry Dilation

What is Dilation?

• Dilation means to enlarge or reduce

• Dilation means to reflect on something

• Dilation means to like something

• Dilation means to make something different by making it smaller

Tags

CCSS.8.G.A.3

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2

Tags

CCSS.HSG.CO.A.2

Dilate Point B by a scale factor of 3:

• (12,0)

• (12,12)

• (4,3)

• (0,12)

Tags

CCSS.8.G.A.3

Find missing side

• 5

• 7

• 9

• 11

• A

• B

• C

• D

Tags

CCSS.HSG.SRT.A.2

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

Tags

CCSS.HSG.SRT.A.2

What is the scale factor shown in the dilation shown?

• 5

• 1/5

• 10

Tags

CCSS.8.G.A.3

What is the scale factor in a dilation?

• The ratio of the perimeter of the original figure to the dilated figure.

• The ratio of the area of the original figure to the dilated figure.

• The ratio of any side length of the dilated figure to the corresponding side length of the original figure.

• The difference in size between the original and dilated figures.

Tags

CCSS.8.G.A.3

Which of the following transformations is a dilation?

• Rotating a figure 90 degrees.

• Translating a figure 5 units to the right.

• Enlarging a figure by a scale factor of 1.5.

• Reflecting a figure over the x-axis.

Tags

CCSS.8.G.A.3

If a dilation has a scale factor of 1, what can be said about the original and dilated figures?

• The dilated figure is smaller than the original.

• The dilated figure is larger than the original.

• The dilated figure is congruent to the original.

• The dilated figure is a reflection of the original.

Tags

CCSS.8.G.A.3