Performing transformations

Is the reflection shown a reflection over the x-axis or y-axis?

• X axis

• y axis

What is the reflection of R (-1, 6) over the y-axis?

• R'(1, 6)

• R'(6, 1)

• R' (-1, 6)

• R' (-6, 1)

A cricle is graphed on a coordinate grid and then reflected across the y-axis. If the center of the original circle was located at (x, y), which ordered pair represents the center of the new circle after the transformation?

• $\left(x,y\right)$

• $\left(x,-y\right)$

• $\left(-x,y\right)$

• $\left(-x,-y\right)$

Reflect (6, -3) over the line y-axis.

• (6, 3)

• (-6, -3)

• (-3, 6)

• (3, -6)

Which of the following algebraic rules represents a reflection over the y-axis?

• (x,y) --> (x,-y)

• (x,y) --> (-x,y)

• (x,y) --> (-x,-y)

• (x,y) --> (-y,x)

• (x,y) --> (y,-x)

Which answers are showing a reflection?

• a and c
• b and c
• c and d
• a and d

What is the mirror line for this reflection?

• y=4

• x=-3

• y=x

• y= -x

The formula for reflecting over the x-axis is...

What axis is the triangle being reflected over?

• x-axis

• y-axis

Which shape is the reflection of shape B in x=0?

• C

• A

• E