Transformations (Translation, Reflection, Rotation)

Translations, rotations, and reflections are three different types of what?

• Transformations
• Geometry
• Vectors
• Shapes

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When you translate, (x-4 ,y) will move _____.

• 4 units right

• 4 units left

• 4 units up

• 4 units down

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Describe the transformation:

(x, y) -> (-y, x)

• reflection across the x-axis

• reflection across the y-axis

• rotation 90 degrees clockwise

• rotation 90 degrees counterclockwise

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

Reflect the point (2, -4) over the y-axis.

• (-4, 2)
• (-2, 4)
• (-2, -4)
• (2, 4)

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

What does it mean if two figures are congruent?

• The figures are the same shape, but different size

• The figures are different size and shape

• The figures are the same size and shape

• The figures are the same size, but different shape

Tags

CCSS.8.G.A.2

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

A counterclockwise rotation of 90° is equivalent to how many degrees of rotation clockwise?

• 90°

• 180°

• 270°

• 360°

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5