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Mathematics 9 Online
OpenStudy (raquelkelli01):

The point (5, -2) is rotated 90° about the origin. Its image is?? Can someone help me figure this out?

OpenStudy (anonymous):

Have you tried graphing your point?

OpenStudy (raquelkelli01):

Yes, I put the point on the graph and then I came up with (-5, 2) but I don't know if that's right.

OpenStudy (anonymous):

Close. So if you graph your original point you get something like this right?|dw:1449100442445:dw|

OpenStudy (raquelkelli01):

Yes.

OpenStudy (anonymous):

so lets draw a line from the point to the origin|dw:1449100542619:dw| that basically looks like a triangle right?

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