Transformation Rules

The rule for reflection over the y-axis is  
(x, y) --> 

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

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The rule for rotation of 180 degrees is  
(x, y) --> 

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

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Chose the correct transformation:
(x, y) --> (x, -y)

• Reflection across x-axis
• Reflection across y-axis
• 90 degree clockwise rotation
• 90 degree counter clockwise rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Chose the correct transformation:
(x, y) --> (-y, x)

• Reflection across x-axis
• Reflection across y-axis
• 90 degree clockwise rotation or 270 degree counter clockwise rotation
• 90 degree counter clockwise rotation or 270 degree clockwise rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Chose the correct transformation:
(x, y) --> (x , y + 2)

• Translation 2 units up
• Translation 2 units left
• Translation 2 units down
• Translation 2 units right

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The rule for rotation of 90 degrees clockwise is  
(x, y) --> 

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

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Describe the transformation shown in the graph.

• Rotate 90 degrees CCW
• Translate 3 left and 4 down
• Translate 1 left and 2 down
• Reflect over y-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the rule for a translation 2 units left and 3 units up?

• (x,y) --> (x+3, y+2)
• (x,y) --> (x+2, y+3)
• (x,y) --> (x-2, y-3)
• (x,y) --> (x-2, y+3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5