Mathematics: If quadrilateral abcd rotates 90° counterclockwise about the origin, what are the coordinates of a′ in quadrilateral a′b′c′d′ ? (2, 1) (-2, -1) (-2, -2) (-2, 0)

If quadrilateral abcd rotates 90° counterclockwise

Ответ:

Disd112984

12.01.2022

Mathematics

I believe the answer is (-2,-1) after the original point (2,1) goes through the change of -y,x

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Ответ:

queenkimm26

17.03.2020

Mathematics

C, try using photomath it’ll help you more.

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If quadrilateral abcd rotates 90° counterclockwise about the origin, what are the coordinates of a′ in quadrilateral a′b′c′d′ ?

(2, 1)

(-2, -1)

(-2, -2)

(-2, 0)

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