contestada

What are the coordinates of point A′ if triangle ABC is rotated 90° to produce the image triangle A′B′C′?
A.(-9,-4)
B. (4,-9)
C. (9,-4)
D. (9,4)

What are the coordinates of point A if triangle ABC is rotated 90 to produce the image triangle ABC A94 B 49 C 94 D 94 class=