Transformations and Similarity
3.5 (1 rating)
by Danielle Holiday
| 6 Questions
1 pt
Draw a triangle in Quadrant II. Rotate 90 degrees clockwise and draw the image.
1 pt
A rectangle has vertices A(1,1), B(1,3), C(4,3), D(4,1). Identify the vertices of the image after a reflection over the y-axis.,
A. A'(1, -1), B'(1,-3), C'(4,-3), D'(4,-1)
B. A'(-1,1), B'(-1,3), C'(-4,3), D'(-4,1)
C. A'(1,1), B'(1,3), C(4,3), D(4,1)
D. A'(-1,1), B'(-3,1), C'(-3,4), D'(-1,4)

1 pt
Determine if the two figures are similar by using transformations. Explain your reasoning.
1 pt
Triangle NLR has vertices N(2, 2), L(1, 4), and R(1, 2). If triangle NLR has vertices N(2, ‒ 2), L(1, ‒ 4), and R(1, ‒2), what type of reflection was performed on triangle NLR?
A. Triangle NLR was reflected over the x-axis.
B. Triangle NLR was reflected over the y-axis.
C. Triangle NLR was reflected over both axes.
D. Triangle NLR was not reflected.
1 pt
FGH with vertices F(1, 3), G(2, 4), and H(3, 2) is translated 3 units left and 1 unit down. The vertices of the image is F'( ‒2, 2), G'( ‒1, 3), H'(0, 1).

1 pt
Find the coordinates of the vertices of each figure after a dilation with the given scale factor k. Then graph the original image and the dilation.
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