Reflect Over the X

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 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

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)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• x

• -y

• -x

• y

Tags

reflections

transformations

mappings

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

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

• changes to its opposite sign

• stays the same

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If a figure is reflected over a line of symmetry, then its image is congruent to it. True or False?

• True

• False

Tags

CCSS.4.G.A.3

What are the transformations of this functions compared to the parent function?

• Shifted right 5, shifted down 2, and reflected over the x-axis

• Reflected over the x-axis, vertical stretch, and shifted right 5

• Reflected over the x-axis, vertical stretch, and shifted left 5

• Shifted right 5, shifted down 2

Tags

CCSS.HSF.BF.B.3

f(x) = -√(x) - 2

• Reflect over x-axis
  Down 2

• Reflect over y-axis
  Up 2

• Reflect over x-axis
  Up 2

• Reflect over y-axis
  Down 2

Tags

CCSS.HSF.BF.B.3