sc22147 sc22147

23-02-2020
Mathematics

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what are the coordinates of the image of (2,-5) after a counterclockwise rotation of 90° about the origin

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jimrgrant1 jimrgrant1

23-02-2020

Answer:

(- 5, - 2 )

Step-by-step explanation:

Under a counterclockwise rotation about the origin of 90°

a point (x, y ) → (y, - x ), thus

(2, - 5 ) → (- 5, - 2 )

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