Question
The point P (−1,2)
is rotated to become P′ (2,1)
. Describe the rotation by degree and direction.(1 point)
Responses
180°
rotation
180 degrees rotation
90°
rotation
90 degrees rotation
−90°
rotation
negative 90 degrees rotation
−270°
rotation
is rotated to become P′ (2,1)
. Describe the rotation by degree and direction.(1 point)
Responses
180°
rotation
180 degrees rotation
90°
rotation
90 degrees rotation
−90°
rotation
negative 90 degrees rotation
−270°
rotation
Answers
Answered by
GPT-5 mini
Rotation by −90° (90° clockwise) about the origin.
Check: (x,y) → (y,−x), so (−1,2) → (2,1).
Check: (x,y) → (y,−x), so (−1,2) → (2,1).
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