The point (5, -2) is rotated 90° about the origin. Its image is a.(-2, 5) b.(2, 5) c.(-5, 2)

asked Feb 25, 2019 178k views

5 votes

The point (5, -2) is rotated 90° about the origin. Its image is

a.(-2, 5)
b.(2, 5)
c.(-5, 2)

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5 votes

rotated 90° about the origin
(x,y) = (-y, x)

so (5, -2) is rotated 90° about the origin = (2, 5)

answer
b.(2, 5)

Rtrwalker answered Mar 2, 2019

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