Reflections Over X-Axis

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

• changes to its opposite sign

• stays the same

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• True

• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• True

• False

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• (-3,3)

• (3,3)

• (-3,-3)

• (3,-3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• y-coordinate

• x-coordinate

• y-axis

• x-axis 

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• y-coordinate

• x-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which transformation is shown?

• Translation

• Reflection over the x-axis

• Reflection over the y-axis

• 90^o clockwise rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

• 1

• 2

• 3

• 4

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Describe the transformation

• Reflection over the y-axis

• Reflection over the x-axis

• Rotation 90 degrees clockwise

• Rotation 180 degrees

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• y-coordinate

• x-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5