Reflections on the Coordinate

In the picture, what axis is the shape reflected over?

• x-axis

• y-axis

• both axes

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect point A over the x-axis. What is A'?

• A'(3, -4)

• A'(3, 4)

• A' (-3, -4)

• A' (0,0)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is point C reflected over the y-axis?

• C'(4,2)

• C'(2, -4)

• C'(-2, -4)

• C'(-4, 2)

Tags

CCSS.6.NS.C.6B

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

Which reflection does the image show?

• Reflection across the x-axis according to the rule (x, y) → (x, −y)

• Reflection across the y-axis according to the rule (x, y) → (x, −y)

• Reflection across the x-axis according to the rule (x, y) → (−x, y)

• Reflection across the y-axis according to the rule (x, y) → (−x, y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

State the line of reflection.

• Reflection across y-axis

• Reflection across x-axis

• Reflection across x = 1

• Reflection across y = 1

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

If I reflect ΔXYZ across the x-axis, what is the second step to drawing the reflection?

• Connect all of the dots

• Plot each new point the same number of units from the line of reflection

• Count the number of units each point is from the line of reflection

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Describe the transformation in the image

• Translation

• Reflection

• Rotation

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