Translation / Reflection

Is the triangle being reflected over the y-axis or x-axis?

• y-axis

• x-axis

A slide is also called a _________.

• Translation

• Reflection

• Rotation

• Dilation

What is the algebraic representation of translating a figure 3 units left and 5 units down?

• (x,y) --> (x+5, y-3)

• (x,y) --> (x-5, y+3)

• (x,y) --> (x-3, y+5)

• (x,y) --> (x-3, y-5)

Translations always produce _______ figures.

• Congruent

• Bigger

• Smaller

• Similar

A flip is also called a _________.

• Translation

• Reflection

• Rotation

• Dilation

Reflections always produce _______ figures.

• Congruent

• Bigger

• Smaller

• Similar

What is the algebraic notation for a figure translated 6 units right and 5 units up?

• (x, y) --> (x - 6, y + 5)

• (x, y) --> (x + 6, y + 5)

• (x, y) --> (x + 5, y + 6)

• (x, y) --> (6x, 5y)

The original figure prior to a transformation is called __________.

• Pre-image

• Image

What does this transformation say to do?
(x, y) -----> (x, y +4) 

• slide down 4

• slide up 4

• slide right 4

• slide left 4

State the line of reflection.

• Reflection across y-axis

• Reflection across x-axis

• Reflection across x = 1

• Reflection across y = 1