Rotations Review

What is this picture an example of? 

• An angle
• A cat vertex 
• Rotation 
• Dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When rotating 90 degrees or 270 degrees, what do we always have to do with the x- and y-coordinates?

• change both of the signs

• switch them and change both of the signs

• switch them and change one of the signs

• just switch them

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

90 degrees counter-clockwise is the same as...

• 90 degrees clockwise

• 180 degrees clockwise

• 270 degrees clockwise

• 360 degrees clockwise

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When you rotate 180 degrees the ( x , y ) becomes ?

• ( y , x )

• ( -y , x )

• ( -x , y )

• ( -x , -y )

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Rotate the point (7,8) around the origin 90 degrees counterclockwise.
State the image of the point.

• (-7,-8)
• (8,-7)
• (-8,7)
• (8,7)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

270 degrees counter-clockwise is the same as...

• 90 degrees clockwise

• 180 degrees clockwise

• 270 degrees clockwise

• 360 degrees clockwise

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Rotate the point (-5,8) around the origin 270 degrees counterclockwise. State the image of the point.

• (-8,5)
• (8,-5)
• (8,5)
• (5,-8)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

180 degrees counter-clockwise is the same as...

• 90 degrees clockwise

• 180 degrees clockwise

• 270 degrees clockwise

• 360 degrees clockwise

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• (0, 0)
• (-6, -5)
• (-1, 3)
• (-6, 2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If you were to rotate ABCD 90° counterclockwise about the origin, what would the coordinate of A' be?

• (-5, 5)
• (-3, 5)
• (-5, 3)
• (-3, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5