10
QuizMultiple Choice
Compositions
Question 10 of 10 • GCSS_GA-Geometry: Concepts and Connections_IC
On a coordinate plane, 3 triangles are shown. Triangle B C D has points (1, 4), (1, 2), (5, 3). Triangle B prime C prime D prime has points (negative 1, 4), (negative 1, 2), (negative 5, 3). Triangle B double-prime C double-prime D double-prime has points (5, negative 1), (5, negative 3), (1, negative 2).
Answer
A
Translation of 5 units x, negative 6 units y composition reflection across y = negative x
B
Reflection across y = negative x composition translation of 5 units x, negative 6 units y.
C
Translation of 6 units x, negative 5 units y composition reflection across the y-axis
D
Reflection across the y-axis composition translation of 6 units x, negative 5 units y