julia112
julia112
06-09-2017
Mathematics
contestada
One vertex of a polygon is located at (3,-2)
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mathmate
mathmate
06-09-2017
preimage: (3,-2)
image (2,3)
Then use counterclockwise rotation of 90 degrees
(x,y)->(-y,x) which means
(3,-2) -> (2,3)
So the transformation is a counterclockwise rotation of 90 degrees.
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