Dilations Review

Which rule shows the transformation?

• (x, y) ----> (0.5x, 0.5y)

• (x, y) ----> ( 2 + x, 2 + y)

• (x, y) -----> (2x, 2y)

• (x, y) -----> (3x, 3y)

Tags

CCSS.HSG.CO.A.2

A ​ (a)   is a transformation that results in ​ (b)   figures.

When the dilation is an ​ (c)   the scale factor is ​ (d)   than 1. When the dilation is a ​ (e)   , the scale factor is less than 1.

• dilation

• similar

• enlargement

• greater

• reduction

Tags

CCSS.8.G.A.3

Circle I was dilated with the origin as the center of dilation to create Circle II. Which rule best represents the dilation applied to Circle I to create Circle II?

Tags

TEKS 8.3C

Is the dilation an enlargement or reduction?

• enlargement

• reduction

Tags

CCSS.8.G.A.3

What type of dilation is represented? black to blue

• Enlargement

• Reduction

Tags

CCSS.8.G.A.3

Is the following a dilation?

• Yes

• No

Tags

CCSS.8.G.A.3

Which function was used to produce the image?

• f(x, y) = (1/7x, 1/7y)

• f(x, y) = (7x, 7y)

• f(x, y) = (4x, 4y)

• f(x, y) = (8x, 8y)

Tags

CCSS.HSG.CO.A.2

The scale factor for this dilation is:

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.3

What is the definition of dialations ,in mathematical terms?

• to make larger or smaller

• to make larger

• all of the above

• to make smaller

Tags

CCSS.8.G.A.3

Based on your answers, which rule best represents the dilation that was applied to Shape FGHJ to create Shape F'G'H'J'?

• (x+1, y+2)

• (x-2, y+1)

Tags

CCSS.HSG.CO.A.2