Compositions Answers

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Parallelogram P Q R S is rotated about point Q 180 degrees to form parallelogram P prime Q prime R prime S prime. Parallelogram P prime Q prime R prime S prime is reflected across line of reflection l to form parallelogram P double-prime Q double-prime Q double-prime S double-prime.

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A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
22
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The rule is applied to ΔFGH to produce ΔF"G"H".

Question illustration
A
(4, –1.5)
B
(4, –0.5)
C
(–1.5, 4)
D
(–0.5, 4)
23

Triangle JKL is transformed using the rule . Point K of the pre-image is at (4, 7).

Question illustration
A
(–7, –4)
B
(–4, –7)
C
(4, –7)
D
(4, 7)
24

On a coordinate plane, 2 triangles are shown. Triangle J K L has points (2, negative 4), (5, negative 4), (2, negative 2). Triangle J double-prime K double-prime L double-prime has points (2, 2), (2, 5), (0, 2).

Question illustration
A
90 degree rotation about point 0 composition translation of 0 units x, negative 2 units y
Option A
B
Translation of 0 units x, negative 2 units y composition 90 degree rotation about point 0
Option B
C
90 degree rotation about point 0 composition translation of negative 2 units x, 0 units y
Option C
D
Translation of negative 2 units x, 0 units y composition 90 degree rotation about point 0
Option D

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Compositions Answers — High School Math 2 A