Transformations MH #1

Translation are always _______

• Congruent
• Bigger
• Smaller
• Rotated

Write a rule for the translation.

•  (x -1, y  + 2)
•  (x -2, y  + 1)
•  (x +2, y  - 1)
• (x +1, y  -  2)

If the quadrilateral is translated 4 units to the left and 5 units down what is the coordinates for Point A'?

• (4,0)
• (0,4)
• (-1,5)
• (5,-1)

Point (-5,2) is reflected over the y axis.  Where is the new point located?

• (5,2)
• (-5,-2)
• (-5,2)
• (5,-2)

Triangle ABC has been dilated to triangle A'B'C'. What is the scale factor?

• 1/2

• 2

• 3

• 4

Dilate point A by a scale factor of 3. What are the coordinates of A'?
A(3,3) 

• A'(9,9) 
• A'(6,6) 
• A'(0,0) 
• (1,1)

The rectangle above is rotated 90° clockwise. Which shows the image of the rectangle after the rotation?

• Graph F
• Graph G
• Graph H
• Graph J

Which rule would give the translation from point P (2, 5) to the image P′ (−1, 7)?

• Move 3 units left and 2 units up.
• Move 3 units right and 2 units up.
• Move 3 units left and 7 units up.
• Move 2 units right and 2 units up.

Which reflection does the image show?

• Reflection across the x-axis according to the rule (x, y) → (x, −y)
• Reflection across the y-axis according to the rule (x, y) → (x, −y)
• Reflection across the x-axis according to the rule (x, y) → (−x, y)
• Reflection across the y-axis according to the rule (x, y) → (−x, y)

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)