Dilations and Algebraic Representations

What is the algebraic representation/rule for the dilation shown?

Tags

CCSS.HSG.CO.A.2

What operation do we use with scale factor and dilations?

• addition

• subtraction

• multiplication

• division

Tags

CCSS.7.G.A.1

What is the scale factor for the given dilation?

• 2

• 5

• 1

Tags

CCSS.8.G.A.3

What is the algebraic representation/rule for the dilation shown?

Tags

CCSS.HSG.CO.A.2

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 1/2 x , 1/2 y )

• ( x , y ) --> ( 2 x , 2 y )

• ( x , y ) --> ( 1/2 x , 2 y )

• ( x , y ) --> ( 2 x , 1/2 y )

Tags

CCSS.HSG.CO.A.2

Tags

CCSS.HSG.CO.A.2

Quadrilateral A'B'C'D' is a dilation of quadrilateral ABCD, with the origin as the center of dilation.  Which of the following is the appropriate algebraic representation of the dilation?

Tags

CCSS.HSG.CO.A.2

Triangle A’B’C’ is the dilation of triangle ABC.
Which algebraic representation shows this dilation?

• (x, y) --> (1/2x, 1/2y)

• (x, y) --> (2x, 2y)

• (x, y) --> (x + 1/2, y)

• (x, y) --> (1/2x, y)

Tags

CCSS.HSG.CO.A.2

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 2 x , 2 y )

• ( x , y ) --> ( x -2 , y -2 )

• ( x , y ) --> ( x +2 , y + 2 )

• ( x , y ) --> ( 1/2 x , 1/2 y )

Tags

CCSS.HSG.CO.A.2

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 25 x , 25 y )

• ( x , y ) --> ( 0.25 x , 0.25 y )

• ( x , y ) --> ( 2.5 x , 2.5 y )

• ( x , y ) --> ( x , y )

Tags

CCSS.HSG.CO.A.2