Rotations

Which rule describes rotating 180° clockwise?

• ( x, y ) → ( y, -x )

• ( x, y ) → ( -x, -y )

• ( x, y) → ( x, y )

• ( x, y ) → ( -y, x )

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle A 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

What is the image of S (2, -5) after a rotation of 90° clockwise about the origin?

• S' (-5, -2)

• S' (5, -2)

• S' (-2, 5)

• S' (5, 2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If you were to rotate ABCD 180° about the origin, what would the coordinate of A' be?

• (3, 5)

• (-3, -5)

• (-5, 3)

• (5, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the image of W (-5, -3) after a rotation 270° counterclockwise?

• W' (-3, 5)

• W' (-3, -5)

• W' (-5, 3)

• W' (5, -3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

How many degrees was the figure rotated?

• 270 degrees clockwise

• 180 degrees

• 90 degrees clockwise

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

Given the parallelogram PQRS with points P(-2, 4), Q(0, 3), R(-2, 2), and S(-4, 3), which graph correctly shows parallelogram P'Q'R'S' after a 180° clockwise rotation?

• 
• 
• 
• 

Tags

CCSS.HSG.CO.B.6

Under a rotation about the origin, the point (-3, 4) is mapped to the point (3, -4). What is

the measure of the angle of rotation?

• 90° clockwise

• 180°

• 90° counterclockwise

• none of these are correct.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Summary: how would you explain how to rotate a figure 90 degrees counter clockwise, centered at the origin, to your friend who was absent?

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5