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Mathematics 6 Online
OpenStudy (anonymous):

Giving medal. A figure has a vertex at (-1, -3). If the figure has line symmetry about the x-axis, what are the coordinates of another vertex of the figure? A. (-1, 3) B. (-3, -1) C. (3, 1) D. (1, -3)

OpenStudy (anonymous):

|dw:1374417184589:dw|

OpenStudy (anonymous):

due to symmetry, x-axis acts like a "mirror for the points"

OpenStudy (anonymous):

ok, so the answer is A?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

thank you :)

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