AnswersHigh School Math 2 ACompositions

Compositions Answers

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1
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Which diagram represents rx ◦ RO,180°?

A
Option
B
Option
C
Option
2
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Y'' is .

A
(-4, -1)
B
(-4, 1)
C
(-4, -7)
D
(0, 1)
3

(-1, -5) (2, -6) (1, 5) ✔ (2, 6)

A
(-1, -5)
B
(2, -6)
C
(1, 5)
D
✔ (2, 6)
4

Which composition of transformations would map LMNO to L''M'N''O''?

A
RM,90° ◦ RN',180°
B
RM,180° ◦ RN',90°
C
rw ◦ RM,180°
D
RM,180° ◦ rw
5

X'' is .

A
(-4, -1)
B
(-4, 1)
C
(-4, -5)
D
(0, -1)
6

Z'' is .

A
(-6, -7)
B
(-6, -1)
C
(-6, 1)
D
(-2, 1)
7

What are the coordinates of the vertices of the pre-image given? ry= −x ◦ T1, −2(x, y)

Answers:
A:(1, 6)
B:(0, 4)
D:(2, 6)
8

X'' is .

A
(-4, -1)
B
(-4, 1)
C
(-4, -5)
D
(0, -1)
9

A

A
(-2, 5)
B
(-1, -6)
C
(1, 6)
D
(2, -5)
10

(-1, -3) (-1, 3) (0, -4) ✔ (0, 4)

A
(-1, -3)
B
(-1, 3)
C
(0, -4)
D
✔ (0, 4)
11

Y'' is .

A
(-4, -1)
B
(-4, 1)
C
(-4, -7)
D
(0, 1)
12

B

A
(-1, -3)
B
(-1, 3)
C
(0, -4)
D
(0, 4)
13

Z'' is .

A
(-6, -7)
B
(-6, -1)
C
(-6, 1)
D
(-2, 1)
14

D

A
(-1, -5)
B
(2, -6)
C
(1, 5)
D
(2, 6)

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