Rules for Transformations Geometry

Rotation Rules (clockwise):

180^o rotation: (x, y)→(-x, -y)

What are the coordinates of C' after a rotation of 180° clockwise?

• (-3, -1)

• (3,1)

• (1,3)

• (-1, -3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the angle of rotation for this counterclockwise rotation about the origin?

• 90°

• 180°

• 270°

• 360°

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Identify the transformation from A to D.

• 90^o Clockwise Rotation

• 180^o Rotation

• 270^o  clockwise Rotation

• 360^o Rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle C is rotated 180° clockwise 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

The image shows what type of transformation

• Rotation

• Translation

• Reflection

Tags

CCSS.HSG.CO.A.2

Translations, reflections, rotations and dilations are all known as ________________________.

• Geometry

• Transformations

• Congruent

• Equations

Describe the transformation shown.

• Rotation 90^o clockwise

• Dilation by a factor of 3

• Translation 2 units down

• Reflection across the x axis.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Identify the transformation from B to D.

• 90^o Clockwise Rotation

• 180^o Rotation

• 270^o clockwise Rotation

• 360^o Rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which answer shows a reflection across the y-axis?

• a

• b

• c

• d

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Rotation Rules (clockwise):

90^o rotation: (x, y)→(y, -x)

What are the coordinates for A' after a 90^⁰ rotation clockwise?

• (1, 3)

• (3, 1)

• (3, -1)

• (1, -3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5