Transformation of Figures

Figure I and Figure II are similar figures. Which proportion must be true?

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Tags

CCSS.HSG.SRT.A.2

Which algebraic expression represents a dilation?

• (x,y)->(-x,-y)

• (x,y)->(x+5,y-8)

• (x,y)->(5x,5y)

• (x,y)->(-y,x)

Tags

CCSS.8.G.A.3

What is the scale factor of the dilation?

• 5/2

• 3/2

• 7/2

• 2/3

Tags

CCSS.8.G.A.3

How can this transformation be represented algebraically?

• (x + 4, y)

• (-x, -y)

• (-x, y)

• (y, -x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A polygon will be dilated on a coordinate grid to create a larger polygon. The polygon is dilated using the origin as the center of dilation.
Which rule could represent this dilation? 

• (x,y) → (0.5 − x,0.5 − y) 

• (x,y) → (x−7,y−7) 

• (x, y) → (0.9x, 0.9y)

Tags

CCSS.8.G.A.3

Figure I and Figure II are similar pentagons. Which proportion must be true?

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Tags

CCSS.HSG.SRT.A.2

What type of transformation is this?

• rotation

• translation

• reflection

• dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What type of transformation is this?

• rotation

• translation

• reflection

• dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What type of transformation is this?

• rotation

• translation

• reflection

• dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What type of transformation is this?

• rotation

• translation

• reflection

• dilation

Tags

CCSS.HSG.CO.A.2