Reflections

State the line of reflection.

• Reflection across y-axis

• Reflection across x-axis

• Reflection across x = 1

• Reflection across y = 1

You want to reflect a figure over the horizontal line shown. 
What directions would you give? 
Reflect over the line: ________

• x = -4

• y = -4

• x - y = 4

• None of these

Reflect Point C over the y-axis:

• (-3, 2)

• (3,2)

• (-2,3)

• (3,0)

Is the picture being reflected in the y-axis or x-axis?

• y-axis

• x-axis

What is the mirror line for this reflection?

• y=4

• x=-3

• y=x

• y= -x

What is a reflection?

• When you turn an object around a point.

• When you slide an object form one place to another.

• When you flip or mirror an object across a line.

• When you resize an object.

What is the rule for a reflection across the y = x line?

• (x, y) becomes (x, -y)

• (x, y) becomes (-x, y)

• (x, y) becomes (-x, -y)

• (x, y) becomes (y, x)

What are the new coordinates of A' after a reflection across the line y=x?

• (1,1)

• (1, 2)

• (2,1)

• (-1, 2)

What is this transformation?
(x, y) ----> (-x, y) 

• Reflect over the x axis

• Reflect over the y-axis

• Slide down 1

• slide left 1

What color is the x-axis?

• red

• black

• green

• white