Module 1 Topic 2 Review

Answer explanation

Dilations produce similar figures, which means corresponding angles have the SAME measure!

Tags

CCSS.8.G.A.3

Tags

CCSS.8.G.A.3

Tags

CCSS.HSG.SRT.A.2

Tags

CCSS.8.G.A.3

• (4, 8), (12, 0), (4, 4)

• (1, 4), (3, 0), (1, 2)

• (1, 2), (3, 0), (1, 1)

• (3, 6), (9, 0), (3, 3)

Tags

CCSS.8.G.A.3

• 20cm

• 8cm

• 32cm

Tags

CCSS.HSG.SRT.A.2

What is the name of the point from which a dilation is drawn?

• The vertex

• The center of dilation

• The origin of dilation

• The corner

Tags

CCSS.8.G.A.3

A triangle is dilated with a center of dilation at the origin. Point P is on the figure and P' is the corresponding point on the image of the dilation. Point P is at (-3,4) and P' is at (-9,12). What is the scale factor?

• 2

• 6

• 3

Tags

CCSS.8.G.A.3

Ingrid is making an art project with a right triangle. Her triangle has a base of 3 inches and a height of 4 inches. Andre is also making an art project with a right triangle similar to Ingrid's. Andre's triangle has a base of 12 inches and a hypotenuse of 20 inches. What is the height of Andre's triangle?

• 32 inches

• 16 inches

• 10 inches

• 18 inches

Tags

CCSS.7.G.A.1

Which must be true of a scale factor of a dilation if the image is smaller than the original figure?

• The scale factor is negative

• The scale factor is 0

• The scale factor is between -1 and 0

• The scale factor is between 0 and 1.

Tags

CCSS.8.G.A.3