meredith48034 meredith48034

15-01-2019
Mathematics

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Find the coordinate of G' after a 90° counterclockwise rotation of the triangle about the origin.

Find the coordinate of G after a 90 counterclockwise rotation of the triangle about the origin class=

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sqdancefan sqdancefan

15-01-2019

Answer:

G'(1, 3)

Step-by-step explanation:

Counterclockwise rotation 90°: (x, y) ⇒ (-y, x)

So the point G is transformed to ...

... G(3, -1) ⇒ G'(1, 3)

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