Geometric Translations and Reflections

Which answer shows a reflection across the x-axis?

• a

• b

• c

• d

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which answer shows a reflection across the y-axis?

• a

• c

• d

• b

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle ABC is going to be translated. Where would  A' position be at, if the translation was be (x,y) --> (x+3, y-2)?

• (-1,3)

• (5,3)

• (5,8)

• (3,5)

Tags

CCSS.HSG.CO.A.2

Describe the reflection.

• Reflection over x = -1

• Reflection over x = 1

• Reflection over y = -1

• Reflection over y = 1

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect over x-axis. Which point would be at (3, -6)

• A

• B

• C

• H

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If F(-2,4) was reflected over the Y-AXIS, what would the coordinated of F' be?

• F'(-2,-4)

• F'(2,-4)

• F'(2,4)

• F'(-2,4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the rule for a reflection across the y = x line?

• (x, y) becomes (x, -y)

• (x, y) becomes (-x, y)

• (x, y) becomes (-x, -y)

• (x, y) becomes (y, x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Graph the reflection with line of reflection y=x. Point C is currently located at (3,1). What are the new coordinates of C' ?

• (3, 1)

• (1, 3)

• (-3, -1)

• (-3, 1)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What transformation is happening?
(x, y) ----> (x + 2, y - 3) 

• slide up 2, left 3

• slide right 2, up 3

• slide right 2, down 3

• slide left 3, right 2

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflecting over the y-axis CHANGES the ____-_____________.

• y-coordinate

• x-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5