Identify Reflections, Rotations, and Translations

Which rule describes rotating 180° clockwise?

• ( x, y ) → ( y, -x )

• ( x, y ) → ( -x, -y )

• ( x, y) → ( -y, -x )

• ( x, y ) → ( -y, x )

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle B is rotated 90° counterclockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?

• A

• B

• C

• D

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

• (-4, -3)

• (4, 3)

• (-3, -4)

• (-4, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflection or Rotation

• Reflection

• Rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

How is triangle ABC being translated to triangle A'B'C'?

• up 3, left 8

• up 9, left 4

• down 3, right 8

• down 9, right 4

Tags

CCSS.HSG.CO.A.2

Which answer shows a reflection across the y-axis?

• a

• b

• c

• d

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A turn is also called a ___________.

• Translation

• Reflection

• Rotation

• Transformation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Is this rotation or reflection symmetry?

• Rotation

• Reflection

• Translation

Tags

CCSS.HSG.CO.A.4

A flip or mirror is also called a ___________.

• Translation

• Reflection

• Rotation

• Transformation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The figure is rotated counter clockwise. Describe the rotation.

• 1 full turn

• 1/2 turn

• 1/4 turn

• 3/4 turn

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5