mario2005 mario2005

21-10-2020
Mathematics

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What is the image of the point (5,-4) after a rotation of 90° counterclockwise about the origin?

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sjaf2320 sjaf2320

21-10-2020

Answer:

(4,5)

Step-by-step explanation:

Rotating a point by 90 degrees counterclockwise would make the y become x and switch it's negative/positive value, and make x the y.

Ex: (x,y) would become (-y,x)

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