Dilations and Similarity Transformations

True or false, when a figure is dilated, the new area are proportional?

• True

• False

Tags

CCSS.8.G.A.3

True or false, when a figure is dilated, the new perimeters are proportional?

• True

• False

Tags

CCSS.8.G.A.3

Does the image show a dilation?

• Yes

• No

Tags

CCSS.HSG.CO.A.2

Dilate Point A by a scale factor of 1/2

• (-4,-4)

• (-1,-4)

• (-1,-1)

• (-2,-2)

Tags

CCSS.8.G.A.3

(x, y) -> (2x, 2y) 
What is the coefficient 2 mean?

• plot 2 to the right and 2 up

• scale factor is 2 creating a new figure half the size

• scale factor is 2 making a figure twice the 
  original

• I don't understand this question : ( 

Tags

CCSS.8.G.A.3

If you were to rotate ABCD 180° about the origin, what would the coordinates of A' be?

• (0, 0)

• (-5, -5)

• (-1, 3)

• (-5, 2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A scale factor of less than one means

• that the prime image will be larger than the pre-image.

• That the prime image will be the same as the preimage.

• That you need to subtract that amount off  of each side.

• That the prime image will be a reduction of the preimage.

Tags

CCSS.7.G.A.1

What would be the value of x?

• 2

• 4

• 6

• 8

Tags

CCSS.HSG.SRT.A.2

• Yes, similar
• No, not similar

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Which is FALSE about dilations?

• The shape is the same.

• The size changes.

• The sides of the shape get larger or smaller.

• The angles of the shape get larger or smaller.

Tags

CCSS.8.G.A.3