Writing Rules for Transformations

Which is a rule for a reflection over the x-axis?

• $f\left(x,y\right)=\left(x,-y\right)$

• $f\left(x,y\right)=\left(-x,y\right)$

• $f\left(x,\ y\right)=\ \left(-y,\ x\right)$

• $f\left(x,\ y\right)=\ \left(y,-\ x\right)$

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

 $f\left(x,y\right)=\left(-y,\ x\right)$  is a rule for which transformation?

• Reflection over the x axis

• Rotation 90 degrees counterclockwise

• Rotation 270 degrees counterclockwise

• Reflection over the line y=x

Tags

CCSS.HSG.CO.B.6

Which transformation performs a slide?

• Translation

• Reflection

• Rotation

• Dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which written description matches the rule  $f\left(x,y\right)=\left(-x,y\right)$  

• Rotation 90 degrees ccw

• Rotation 270 degrees ccw

• Reflection over the x-axis

• Reflection over the y-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which rule describes the action of the coordinates when a figure is rotated 180^o about the origin?

• (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

Which rule describes the action of the coordinates when a figure is rotated 270^o counter-clockwise about the origin?

• (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

When you translate, (x-4,y) will move _____.

• 4 units right
• 4 units left
• 4 units up
• 4 units down

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Apply the following rule to the point (-5,6):
(x,y)-->(y,-x)

• (-5,-6)
• (5,-6)
• (6,5)
• (-6,5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which of the following describes the sequence of transformations shown?

• Reflect across the x-axis and then rotate -90 degrees around the origin

• Rotate -90 degrees around the origin and then translate down.

• Reflect across the x-axis and then reflect across the y-axis.

• Translate up and then rotate 90 degrees about the origin.

Tags

CCSS.8.G.A.3