Reflection in X and Y Axis

What is Point A (3, 5) reflected over the x-axis?

• A'(3, -5)

• A'(3, 5)

• A'(-3, 5)

• A'(-3, -5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is point D (4, -5) reflected over both axes?

• D'( -5,4)

• D'(-4, 5)

• D'(9, 0)

• D'(-4, -5)

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

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

If the dotted figure is the image, the original figure was reflected over the ...

• x-axis

• y-axis

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

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

• y-coordinate

• x-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

(x, y) --> (​ (a)   ,​ (b)   )

• x

• -y

• -x

• y

Tags

reflections

transformations

mappings

Given pre-image point (-2,5)

Plot the pre-image & image after a reflection over the x-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Graph the triangle A (0,4), B (6,4) C (2, -4) after it has been reflected over the y-axis. Place the three reflected points on the graph provided.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5