Review of Rotations

How many degrees does it take to map a pentagon onto itself?

• 72,  144, 216, 288, 360
• 60, 120, 180, 240, 300, 360
• 45, 90, 135, 180, 225, 270, 315, 360
• 36, 108, 180, 252, 324, 360

Tags

CCSS.HSG.CO.A.4

C(-7,1) D(-7,-2) E(-3,-2)
90 degree clockwise rotation 

• C'(1,7) D'(-2,7) E'(-2,3)
• C'(-1,7) D'(-2,-7) E'(-2,3)
• C'(-1,-7) D'(-2,-7) E'(-2,-3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

T(-6,7) U(-3,3) V(-2,7)
90 degree counterclockwise rotation

• T(-6,7) U(-3,3) V(-2,7)
• T(7,6) U(-3,3) V(-7,2)
• T(-7,-6) U(-3,-3) V(-7,-2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

P(-9,-8) Q(-6,9) R(4,-6)
180 degrees rotation

• P(9,8) Q(6,-9) R(-4,6)
• P(-9,-8) Q(-6,9) R(4,-6)
• P(-9,-8) Q(-6,-9) R(-4,-6)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Describe the type of rotation. 

• 90 degree counter clockwise
• 180 degrees
• 90 degree clockwise

Tags

CCSS.8.G.A.3

How many degrees will it take to rotate an octagon in order to map it onto itself?

• 45, 90, 135, 180, 225, 270, 315, 360
• 90, 180, 270, 360
• 50, 100, 150, 200, 250, 300, 350
• 60, 120, 180, 240, 300, 360

Tags

CCSS.HSG.CO.A.4

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

Triangle A is rotated 90° clockwise with the origin as the center of rotation to create a new figure. Which rule describes this transformation?

• (x,y)→(y, -x) 
• (x,y)→(-x,-y)
• (x,y)→(-y,x)
• (x,y)→(x,y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5