Rotation

What is one of the angles of rotation needed to rotate this octagon onto itself?

• 60

• 135

• 120

• 240

Tags

CCSS.HSG.CO.A.4

What is a transformation that turns a figure about a fixed point for a given angle?

• Point of Rotation 

• Vertex 

• Rotations

• Image 

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

What are the coordinates of B' after a 270° clockwise?

• (4, 4)

• (4, -4)

• (-3, 4)

• (-4, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Pentagon ABCDE has a center R. Where will point A end up after a rotation of 144° clockwise?

• Point B

• Point C

• Point D

• Point E

Tags

CCSS.8.G.A.3

If you rotate Pentagon ABCDE, where would point A end up after a rotation 72° counterclockwise?

• Point B

• Point C

• Point D

• Point E

Tags

CCSS.HSG.CO.A.3

Triangle D is rotated 270° 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 are the angles of rotation for a square?

• multiples of 30

• multiples of 45

• multiples of 90

• multiples of 180

Tags

CCSS.HSG.CO.A.4

Rotate (6, 7) 270 degrees counterclockwise around the origin.

• (6, 7)

• (7, 6)

• (7, -6)

• (-7, -6)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the algebraic representation for a 270° counterclockwise rotation?

• (x, y) ----> ( -x, -y)

• (x, y) ----> ( y, -x)

• (x, y) ----> ( x, y)

• (x, y) ----> ( -y, x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5