Reflections on a Coordinate Plane

Which answer shows a reflection across the x-axis?

• d

• c

• b

• a

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Tell whether the shaded figure is a reflection of the nonshaded figure.

• Yes

• No

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

This pictures shows what?

• reflection over the x-axis

• reflection over the x-coordinate

• reflection over the y-coordinate

• reflection over the y-axis

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

• (8,-2)

• (6,8)

• (0,0)

• (7,4)

• (-3,7)

• (5,5)

• (2,9)

• (4,4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.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

• (8,-2)

• (6,8)

• (0,0)

• (7,4)

• (-3,7)

• (5,5)

• (2,9)

• (4,4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The triangle is reflected over the line y=x and then rotated 90 clockwise around the origin. Find the final coordinates for L''.

• (1,-2)

• (1,2)

• (-1,-2)

• (-2,-1)

Tags

CCSS.8.G.A.3