8. The transformation from AABC to AA'B'C' is (a) A translation of triangle ABC along < -4,-4 > (b) A 90° clockwise rotation of triangle ABC about the origin (c) A reflection of triangle ABC across the y-axis (d) A reflection of triangle ABC across the x-axis

Algebra and Trigonometry (6th Edition)
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Author:Robert F. Blitzer
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ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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8. The transformation from AABC to AA'B'C' is
B'
(a) A translation of triangle ABC along<-4,–4 >
(b) A 90° clockwise rotation of triangle ABC about the origin
(c) A reflection of triangle ABC across the y-axis
(d) A reflection of triangle ABC across the x-axis
9. Which vector represents the translation from the shaded figure to the unshaded figure?
(a)
< 6,4 >
(b) < 4, -2 >
(c)
< 8,4 >
(d) <-2,-6>
Transcribed Image Text:8. The transformation from AABC to AA'B'C' is B' (a) A translation of triangle ABC along<-4,–4 > (b) A 90° clockwise rotation of triangle ABC about the origin (c) A reflection of triangle ABC across the y-axis (d) A reflection of triangle ABC across the x-axis 9. Which vector represents the translation from the shaded figure to the unshaded figure? (a) < 6,4 > (b) < 4, -2 > (c) < 8,4 > (d) <-2,-6>
10. A transformation maps a preimage triangle to the image triangle shown in the coordinate
plane below. If the preimage triangle is reflected over the y-axis to get the image triangle,
what are the coordinates of the vertices of the preimage triangle?
10-
8-
6+
4+
(-6, 1) (-4, 1) 2-
-10 -8 -6
-4-2. 0
-2-
.2
4
6.
8
10
-4
-6
(-6,-6).
-8-
-10+
(a) (4,1), (6, 1), (6, –6)
(b) (4, –1), (6, –1), (6, –6)
(c) (4,6), (4,1), (6,1)
(d) (4,1), ( –6,1), (6, –6)
Transcribed Image Text:10. A transformation maps a preimage triangle to the image triangle shown in the coordinate plane below. If the preimage triangle is reflected over the y-axis to get the image triangle, what are the coordinates of the vertices of the preimage triangle? 10- 8- 6+ 4+ (-6, 1) (-4, 1) 2- -10 -8 -6 -4-2. 0 -2- .2 4 6. 8 10 -4 -6 (-6,-6). -8- -10+ (a) (4,1), (6, 1), (6, –6) (b) (4, –1), (6, –1), (6, –6) (c) (4,6), (4,1), (6,1) (d) (4,1), ( –6,1), (6, –6)
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