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What is the image of the point (4,0) after a rotation of 90° counterclockwise aboutthe origin?

User Katheryn
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1 Answer

8 votes
8 votes

To rotate a point 90º counterclockwise you have to invert the place fo the coordinates, for example:

(x,y) → (y,x)

Then you have to change the sign of the

User Mehdok
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