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How to rotate (-4,4) clockwise 90 degrees about (1,1)

 Mar 21, 2017
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Draw a new coordinate system on the point (1,1) so that (1 , 1) is the new origin.

Find the new coordinate for the point (-4,4) which is (-5 , 3)

Rotate 90 degrees clockwise, you obtain the point (3,5) at the new coordinates.

Find the old coordinate for the point (3,5) which is (4,6)

DONE!!

 Mar 24, 2017
edited by MaxWong  Mar 24, 2017

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