What is the image of (1, -6) for a 90° counterclockwise rotation about the origi

Mathematics
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What is the image of (1, -6) for a 90° counterclockwise rotation about the origin?
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A.(-1, 6)
B.(-6, -1)
C.(6, 1)
D.(-1, -6)
May 1st, 2015

When you rotate a point counterclockwise about the origin you switch coordinates and negate the new x value.

So (1, - 6) becomes (--6,1) = (6,1)  Choice C

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May 1st, 2015

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