Symmetric Functions About the X-Axis

What does this show?

• reflection over the y-axis

• reflection over the y-coordinate

• reflection over the x-axis 

• reflection over the x-coordinate

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

Reflect about the x- axis
(5,9)

• -5,9

• 9,5

• 5,-9

• 9,-5

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect about the x-axis
(9, -1)

• 9,1

• 9,-1

• -9,-1

• -9,1

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

• 
• 
• 
• 

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

If you reflect point (-2,7) over the x-axis, what is its image point?

• (2,7)

• (2,-7)

• (-2,-7)

• (7,-2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If the triangle is reflected across the x-axis, the coordinates of the new vertices will be (1, -1), (3, -3), and _____.

• (2, 4)

• (-2, 4)

• (2, -4)

• (-2, -4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Flipping a figures is a ...

• Rotation

• Reflection

• Dilation

• Translation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5