Transformations: Define and Apply Dilations, Stretches, and Compressions

Is the dilation an enlargement or reduction?

• Enlargement

• Reduction

Tags

CCSS.8.G.A.3

Triangle ABC has vertices A(0,6), B(7,6), and C(2,1). Find C' after a dilation with a scale factor of 1/2.

• (1,1)

• (1,0.5)

• (4,2)

• (2,1)

Tags

CCSS.8.G.A.3

Is the dilation an enlargement or reduction?

• enlargement

• reduction

Tags

CCSS.8.G.A.3

Which algebraic expression represents this dilation?

• (x, y)---(2x, 2y)

• (x, y)---(1/2x, 1/2y)

Tags

CCSS.HSG.CO.A.2

A ~ B. What is the scale factor of the dilation of A to B?

• 3

• 4

Tags

CCSS.8.G.A.3

CCSS.8.G.A.4

What is the scale factor if the triangle on the left is the original?

• 2

• 3/2

• 2/3

• 1/2

Tags

CCSS.7.G.A.1

What scale factor was used to produce the image?

• 2.5

• 1.5

• 3.5

• 4

Tags

CCSS.8.G.A.3

CCSS.8.G.A.4

A triangle with vertices (1, 2), (4, 2), and (3, 5) is dilated with a scale factor of 3. What are the coordinates of the image triangle?

• (3, 6), (12, 6), (9, 15)

• (1, 2), (4, 2), (3, 5)

• (9, 18), (36, 18), (27, 45)

• (2, 4), (8, 4), (6, 10)

Tags

CCSS.8.G.A.3

Tags

CCSS.8.G.A.3

Answer the question from the image...

• A

• B

• C

• D

Tags

CCSS.HSG.CO.A.2