Transformations Review- LIPSCOMB

This coordinate grid shows triangle ABC and its image triangle A'B'C'. Which best describes the transformation used to create triangle A'B'C?

• Translated 5 units right and 9 units down
• Reflection over the x-axis
• Rotated 180 degrees clockwise
• Rotated 270 degrees counterclockwise

Identify the scale factor. (8.CC)

• 1/8

• 8

• 2

• 1/2

Jamal went to an amusement park. From the main entrance he used the algebraic representation  (x, y) → (x – 14, y + 5) to walk to a ride. Which ride did Jamal walk to? (8.10 C)

• Ride 1
• Ride 2
• Ride 3
• Ride 4

Triangle ABC is dilated by a scale factor of 3. Which is an algebraic representation of the dilation? (8.3C)

• (3x, 3y) → (x, y)
• (x, y) → (x+3, y-3)
• (x, y) → (0.33x, 0.33y)
• (x, y) → (3x, 3y)

Which algebraic representation can be used to explain the scale factor used to create W'?

• (x, y) → (1.5x, 1.5y)
• (x, y) → (3x, 3y)
• (x, y) → (2x, 3y)
• (x, y) → (.5x, .5y)

Translations, reflections, rotations and dilations are all known as ________________________.

• Geometry

• Transformations

• Congruent

• Equations

Name the transformation.

• Translation

• Reflection

• Rotation

• Dilation

Which of the following shows a dilation?

• 
• 
• 
• 

The point (8, 12) was dilated to become point (2, 3). What was the scale factor?

• ½
• ¼
• 4
• 2

A scale factor of less than one means

• that the image will be larger than the pre-image.
• That the image will be the same as the pre-image.
• That you need to subtract that amount off  of each side.
• That the image will be a reduction of the pre-image.