Reflections Over X-Axis and Y-Axis

When a coordinate reflects over the y-axis the x-coordinate...

• changes to its opposite sign

• stays the same

When a coordinate reflects over the x-axis the y-coordinate...

• changes to its opposite sign

• stays the same

The blue figure is reflected over the x-axis. True or False?

• True

• False

Reflect the point over the x-axis. What is the coordinate of its image?

• (-3,3)

• (3,3)

• (-3,-3)

• (3,-3)

Reflections over the x-axis change the (a)   - (b)   . 

• y-coordinate

• x-coordinate

• y-axis

• x-axis 

Reflections over the x-axis change the ____-__________. 

• y-coordinate

• x-coordinate

Reflections over the x-axis change the (a)   - (b)   . 

• y-coordinate

• x-coordinate

Complete the mapping for a reflection over the x-axis:

• x

• -y

• -x

• y

Tags

reflections

transformations

mappings

A reflection over the x-axis causes the ​ (a)   to stay the same and the ​ (b)   to switch.

The algebraic representation is ​ (c)  

• x-value

• y-value

• (x, y)-->(x, -y)

• (x, y)-->(-x, y)