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Mathematics 11 Online
OpenStudy (anonymous):

Which of the following is the image of C after a rotation of 180° about the origin? https://media.glynlyon.com/g_geo_2013/10/q910l4.gif

OpenStudy (aum):

If (a, b) is rotated 180 degrees about the origin it will become (-a, -b).

OpenStudy (mathstudent55):

|dw:1405318681516:dw|

OpenStudy (anonymous):

-5,-2

OpenStudy (aum):

Sign of both coordinates change: C (5, -2) becomes C' (-5, 2).

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