Question

∆ABC is reflected across the x-axis, rotated 90° clockwise about the origin, and finally reflected across the line y = x to produce ∆A'B'C'. What are the vertices of ∆A'B'C'?

A. A'(-1, 1), B'(-2, 3), C'(-2, 1)
B. A'(1, 1), B'(2, 3), C'(2, 1)
C. A'(-1, -1), B'(-2, -3), C'(-2, -1)
D. A'(1, -1), B'(2, -3), C'(2, -1)

Picture in comments

Answer 1

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