Dilations Algebraic Rule

Which of the following algebraic rules represents a dilation? Select all that apply.

• (x, y) --> (3x, 3y)

• (x, y) --> (3x, 2y)

• (x, y) --> (x - 3, y + 5)

• (x, y) --> (0.5x, 0.5y)

• (x, y) --> (3x, 0.5y)

Tags

CCSS.HSG.CO.A.2

Triangle ABC will be dilated using the rule (x, y)→(2x, 2y). What will be the coordinates of C'? Write your answer with no spaces.

Tags

CCSS.HSG.CO.A.2

Write the algebraic rule for the dilation. Don't put any spaces in your answer.

Tags

CCSS.8.G.A.3

Write an algebraic rule for the dilation. Don't put any spaces in your answer. (HINT: Use point D to figure it out)

Tags

CCSS.8.G.A.3

What is the algebraic rule for the dilated image? 

• (x, y) --> (2x, 2y)

• (2x, 2y) --> (x, y)

• (x, y) --> (0.5x, 0.5y)

• (x, y) --> (x+1, y+2)

Tags

CCSS.HSG.CO.A.2

What is the scale factor for the dilated image? 

• 2

• 3/2

• 1/2

• 2/3

Tags

CCSS.8.G.A.3

Which of the following algebraic rules represents a dilation?

• (x, y) --> (3x, 3y)

• (x, y) --> (3x, 2y)

• (x, y) --> (x - 3, y + 5)

• (x, y) --> (0.5x, 0.5y)

• (x, y) --> (3x, 0.5y)

Tags

CCSS.8.G.A.3

How do you write the algebraic rule when the scale factor is 1/2?

• (x, y) → (2x, 2y)

• (x, y) → (1/2x, 1/2y)

• (x, y) → (-2x, -2y)

• (x, y) → (2x, 1/2y)

Tags

8.3.C

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

Point A is ( 7, 3) and Point A' is ( 21, 9). What is the algebraic rule for this dilation if the center of dilation is at the origin?

Tags

CCSS.8.G.A.3