If P = (5,4), find the image of P under the following rotation. 90° counterclockwise about the origin ([?], [ ])

asked Feb 27, 2023 36.5k views

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Answer: (-4,5)

Explanation:

Rotating 90 deg. counterclockwise maps (x,y) onto (-y,x), so (5,4) maps onto (-4,5).

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