Quiz #6 - Dialations

Does the image show a Dilation?

• Yes
• No

Tags

CCSS.8.G.A.3

CCSS.8.G.A.4

The following image is a

• translation

• rotation

• reflection

• dialtion

Choose the correct scale factor:

• 2
• 3
• 1/3
• 1/2

A dilation produces a congruent figure

• True
• False
• D

Tags

CCSS.8.G.A.3

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

• (x, y) goes to (2x, 2y)
• (x, y) goes to (1/2x, 1/2y)
• (x, y) goes to (-2x, -2y)
• (x, y) goes to (2x, 1/2y)

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

Find the measure of x:

• 6
• 24
• 33
• 36

A triangle has vertices A(0,0), B(8,0), C(3,-2). Find the coordinates of the triangle after a dilation with a scale factor of  4. The dilation is (X,Y) --- (4x,4y)

• A(3,3), B(4,4), C(-3,-4)
• A(-4,8), B(6.5,8), C(7,7)
• A(0,0), B(32,0), C(12,-8)

A  figure has a vertices W(-2,4), and X(1,4. Find the  coordinates of the figure after a dilation with a scale factor of 2.

• W(-4,83),  X(2,8)
• W(-4,8), X(2,8)

What is the scale factor for the dilation that takes quadrilateral ABCD to A'B'C'D'?

• 1/2

• 2

• 1/3

• 3

Tags

CCSS.8.G.A.3

CCSS.8.G.A.4