Similarity Transformation

Suppose a triangle with the vertices A(–2, 4), B(–1, –3), and C(4, –2) is dilated, with the center of dilation at the origin and with a scale factor of 2. What will be the coordinates of C'?

• (2, -1)

• (8, -4)

• (8, 4)

• (2, 1)

Tags

CCSS.8.G.A.3

Which of the following describes the sequence of transformations shown?

• Reflect across the x-axis and then rotate -90 degrees around the origin

• Rotate -90 degrees around the origin and then translate down.

• Reflect across the x-axis and then reflect across the y-axis.

• Translate up and then rotate 90 degrees about the origin.

Tags

CCSS.8.G.A.3

What is the sequence of transformations for the image given?

Tags

CCSS.8.G.A.3

Name the series of transformations that maps ABC onto DEF.

• reflect over x-axis then translate left 6 up 1

• reflect over y-axis then translate down 6 left 1

• translate right 6 down 1, then reflect over x-axis

Tags

CCSS.8.G.A.3

Tags

CCSS.8.G.A.3

What is the coordinate of A' after the transformation \left(r_{\left(180\degree,\ O\right)}\circ\ T_{<-3,\ -1>}\right)?

Tags

CCSS.8.G.A.3

Tags

CCSS.8.G.A.3

Pentagon ABCDE is similar to Pentagon RYMNT. Which of the following are correct?

• ∠C ≅ ∠M

• ∠T ≅ ∠E

• ∠Y ≅ ∠B

• ∠A ≅ ∠M

• ∠C ≅ ∠R

Tags

CCSS.HSG.SRT.A.2

Pentagon ABCDE is similar to Pentagon RYMNT. Which of the following are correct?

Tags

CCSS.HSG.SRT.A.2

Which proves ΔOBC ~ ΔOGT? (select all that apply)

Tags

CCSS.HSG.SRT.A.2

CCSS.8.G.A.4