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Mathematics 7 Online
OpenStudy (anonymous):

Hey can I have some help with reflections? The vertices of a triangle are A(3,-2), B(2,3) and C(-3,1). Name the vertices of the triangle if it were reflected across the y-axis.

OpenStudy (anonymous):

-3,-3??

jimthompson5910 (jim_thompson5910):

|dw:1428713248450:dw|

jimthompson5910 (jim_thompson5910):

Plot the point B(2,3) |dw:1428713266383:dw|

OpenStudy (anonymous):

jimthompson5910 (jim_thompson5910):

reflect it over the y axis to get (-2,-3) |dw:1428713292828:dw|

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