Transformations

Given C(2, 9), under which reflection is C'(-2, 9)?

• reflected in the x-axis
• reflected in the y-axis
• reflected in the line x = 2
• reflected in the line y = x

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Write a rule for the translation.

•  (x -1, y  + 2)
•  (x -2, y  + 1)
•  (x +2, y  - 1)
• (x +1, y  -  2)

Tags

CCSS.HSG.CO.A.2

Identify the transformation.

• Reflection across y-axis
• 90 Rotation counter clockwise
• Translation 5 units left, 1 unit up.
• Translation 5 units right, 1 unit down

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Find K'.

• (4, 1))
• (-1, -4)
• (1, -4)
• (1, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Find E'.

• (-1, -5)
• (-2, -2)
• (0, -4)
• (-4, 0)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Identify the transformation from ABC to A'B'C'.

• Reflection across the x-axis
• Reflection across the y-axis
• 90^o clockwise rotation
• 90^o counterclockwise rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect a figure over the y-axis- 

• Change the x-coordinate
• Change the y-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A transformation that “turns” a figure about the origin and a given direction, 90 degrees clockwise

• (-x, -y)
• (y, -x)
•  (-y, x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle A is rotated 270° counterclockwise 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

Triangle C is rotated 180° counterclockwise 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)→(x,y)
• (x,y)→(-y,x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5