Similarity and Congruence

Which of the following results in a congruent image? Select all that apply!

• translation

• rotation

• reflection

• dilation

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What transformation happened in this image?

• transformation

• reflection over the y-axis

• reflection over the x- axis

• rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

True or False: dilating by a scale factor larger than 1 results in a larger figure?

• True

• False

Tags

CCSS.8.G.A.3

Triangle ABC is located on the coordinate grid at A (3,9) B (12,15) C (-6,6) and is dilated by a scale factor 1/3. What are the new points for A'B'C'?

• A'( 9,27) B'(23,45) C'(-18,18)

• A'(1,3) B'(4,5) C'(-2,2)

• A'(1.5, 4.5) B'(6, 7.5) C'(-3,3)

• A'(6,18) B'(24,30) C'(-12,12)

Tags

CCSS.8.G.A.3

Select the TWO transformations needed to move triangle ABC to triangle A"B"C"

• rotation 90 degrees clockwise around the origin

• reflect over the x-axis

• reflect over the y-axis

• translated down 3 units

• translated left 5 units

Tags

CCSS.8.G.A.3

Translation is..?

• rotating an image

• reflecting an image

• sliding an image

• making an image smaller or larger

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Point D is located at (5,3) and rotated clockwise 90 degrees around the origin, what is the new coordinate point of D'?

• (3,-5)

• (-5,-3)

• (-3,5)

• (3,5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle ABC was dilated to triangle A'B'C' using the scale factor of?

• 1/3

• 1/2

• 2

• 3

Tags

CCSS.8.G.A.3

Point G (-7,-5) was reflected over the y-axis. What are the coordinates of point G'?

• (-7,5)

• (7,-5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Select the two transformations being preformed using coordinate notation. (x,y)--> (x-9, y-4)

• right 9 units

• left 9 units

• down 4 units

• up 4 units

Tags

CCSS.HSG.CO.A.2