Transformational Geometry and Similarity

Describe the transformation shown in the graph.

• Translate 4 left and 1 up

• Translate 1 left and 4 up

• Rotate 180 degrees

• Reflect over the x-axis

Tags

CCSS.HSG.CO.A.2

Determine how to translate triangle A'B'C' to triangle ABC.

• (x+2, y-5)

• (x+2, y-9)

• (x-2, y-9)

Tags

CCSS.HSG.CO.A.2

How is trapezoid ABCD translated to trapezoid A'B'C'D'?

• Translated 5 units down and 5 units to the right

• Translated 5 units down and 1 to the right

• Translated 8 units down and 5 units to the right

• Translated 5 units down and 4 units to the right

Tags

CCSS.HSG.CO.A.2

How do you represent a translation Algebraically? 

• (-y, -x)

• (x + a, y + b)

• (-x , -y)

• (ax, by)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the algebraic representation of translating a figure 4 units down?

• (x-4, y-4)

• (x, y-4)

• (x-4, y)

• (x+4, y+4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the algebraic representation for reflecting a figure over the x-axis?

• (x, y) --> (x, -y)

• (x, y) --> (-x, -y)

• (x, y) --> (-x, y)

• (x, y) --> (y, -x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Name a pair of alternate exterior angles.

• <1, <2

• <1, <4

• <1, <8

• <3, < 6

Tags

CCSS.8.G.A.5

What is the measure of one interior angle of the regular polygon shown?

• 90

• 135

• 180

• 1080

Select ALL that are true.

• The third angle in the triangle measures 69 degrees.

• x = 69

• x = 111

• x equals 75 plus 36

Tags

CCSS.8.G.A.5

A change in the size or position of a figure is called a(n) (a)   .

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5