Algebraic Transformations

Which algrebraic rule shows a REFLECTION across the y-axis?

• (-x, y)

• (x+9, y+3)

• (7x, 10y)

• (y, -x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which is the algebraic rule for a 180 degree rotation?

• (-x, -y)

• (-y, x)

• (x -2, y-4)

• (5x, 5y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which of the following could be a translation?

• (x + 5, y - 2)

• (6x, 6y)

• (-x, -y)

• (0.5x, 0.5y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the algebraic rule?

• A

• B

• C

• D

Tags

CCSS.HSG.CO.A.2

Which algebraic rule will produce a translation that is 5 units to the right?

• (x, y)  --> ( x ,  y + 5)

• (x, y)  --> (  x-5 ,  y + 5)

• (x, y)  --> (  x-2 ,  y + 5)

• (x, y)  --> (  x+5 ,  y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which is an example of the algebraic rule for a DILATION?

• (3x, 3y)

• (x+3, y-2)

• (-x, -y)

• (y, -x)

Tags

CCSS.8.G.A.3

Which is the algebraic rule for a 90 degree clockwise rotation?

• (x, -y)

• (y, -x)

• (-y, x)

• (4x, 7y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the algebraic representation of a 90 degree counterclockwise rotation?

• (-y, x)

• (x + 4, y - 3)

• (6x, 6y)

• (-x, -y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A translation moves a figure 3 units to the left. Which would describe this move?

• x - 3

• x + 3

• y - 3

• y + 3

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the algebraic representation that describes this reflection?

• ( x , y )--> ( x , -y )

• ( x , y )--> ( -x , y )

• ( x , y )--> ( y , -x )

• ( x , y )--> ( -y , x )

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5