Transformations M1L2 Review

What Transformation is visible?

• Reflection
• Translation
• Rotation
• Dilation

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

Triangle EFG is dilated with a scale factor of 1/2. The measure of <F is 36 degrees. What is m<F' ?

• 18

• 36

• 72

Tags

CCSS.8.G.A.3

What is the center of dilation?

• (0,0)

• R

• C

• D

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 (-2,3) and P' is at (-8,12). What is the scale factor?

• 2

• 4

• 6

• 9

Tags

CCSS.8.G.A.3

What is the length of BC?

• 6 2/3 cm

• 5 cm

• 4 cm

• 6 cm

Tags

CCSS.HSG.SRT.B.4

Triangle ABC is dilated to produce A'B'C' with a scale factor of 3/4. Which describes the relationship between the two triangles?

• A'B'C' is an enlargement

• A'B'C' is a reduction

• A'B'C' is congruent to ABC

• A'B'C' is a mirror image of ABC

Tags

CCSS.8.G.A.3

A triangle has vertices at (1,1), (1,2), and (3,2). It is dilated by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?

• (4,1) (4,2) (6,2)

• (1,4) (1,5) (3,5)

• (3,3) (3,6) (9,6)

Tags

CCSS.8.G.A.3

Which rule would result in a translation of 2 units left and 3 units up?

• (x, y) → (2x, 3y)
• (x, y) → (x - 2, y + 3)
• (x, y) → (-x, -y)
• (x, y) → (x + 2, y - 3)

Tags

CCSS.HSG.CO.A.2

Given the triangles are similar. Which is the length of UV?

• 3.6 inches

• 2.4 inches

• 8.1 inches

• 4 inches

Tags

CCSS.HSG.SRT.A.2