Transformation Rules

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

• (-x, y)
• (x, -y)
• (y, x)
• (-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

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

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

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

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

Which rule describes the action of the coordinates when a figure is reflected over the x-axis?

• (x, y)→(x, -y)

• (x, y)→(-x, y)

• (x, y)→(-x, -y)

• (x, y)→(y, -x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which rule describes the action of the coordinates when a figure is dilated by a scale factor of 2?

• (x, y)→(x+2, y+2)

• (x, y)→(2x, 2y)

• (x, y)→(x/2, y/2)

• (x, y)→(x-2, y-2)

Tags

CCSS.8.G.A.3

What does the rule  $f\left(x,y\right)=\left(x-6,y+4\right)$  tell you to do? 

• Translate right 6 & up 4

• Translate left 6 & up 4

• Translate right 6 & down 4

• Translate left 6 & down 4

Tags

CCSS.HSG.CO.A.2

 $f\left(x,y\right)=\left(\frac{1}{2}x,\ \frac{1}{2}y\right)$  is a rule for which transformation? 

• Dilation with scale factor of 2

• Dilation with scale factor of 1/2

• Translation right 2 up 2

• Translation right 1/2 up 1/ 2

Tags

CCSS.HSG.CO.A.2