Dilations Algebraic Representations

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

Tags

CCSS.HSG.CO.A.2

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

Tags

CCSS.HSG.CO.A.2

A square with a perimeter of 20 units is graphed on a coordinate grid. The square is dilated by a scale factor of 0.4 with the origin as the center of dilation. What type of dilation is this?

• enlargement

• reduction

Tags

CCSS.8.G.A.3

Which of the following is the algebraic representation for a dilation?

• (x, y) → (x, 3y)

• (x, y) → (3x, 3y)

• (x, y) → (x, y - 3)

• (x, y) → (.5x, .4y)

Tags

CCSS.8.G.A.3

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 3/2 x , 3/2 y )

• ( x , y ) --> ( 1.5 x , 1.5 y )

• ( x , y ) --> ( 2/3 x , 2/3 y )

• ( x , y ) --> ( 0.33 x , 0.33 y )

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

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

What is the algebraic representation for this dilation?

• ( x , y ) --> ( 3/7 x , 3/7 y )

• ( x , y ) --> ( 7/3 x , 7/3 y )

• ( x , y ) --> ( 3x , 7y )

• ( x , y ) --> ( x +3 , y +7 )

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

A square with a perimeter of 20 units is graphed on a coordinate grid. The square is dilated by a scale factor of 0.4 with the origin as the center of dilation. What is the new perimeter?

• 80 units

• 40 units

• 5 units

• 8 units

Tags

CCSS.8.G.A.3