PLEASE HELP:
Draw the image of ∆PQR after a rotation of 90° counterclockwise about the origin. Label the image ∆P'Q'R'.
Remember to fill out the coordinates in the table. Don’t forget to label your vertices.

(x, y) Coordinates
P’ (2, -1) __________
Q’ (5, -2) __________
R’ (5, -5) __________

PLEASE HELP Draw the image of PQR after a rotation of 90 counterclockwise about the origin Label the image PQR Remember to fill out the coordinates in the table class=

Respuesta :

Answer:

see explanation

Step-by-step explanation:

Under a counter clockwise rotation about the origin of 90°

a point (x, y ) → (- y, x ) , then

P (2, - 1 ) → P' (1, 2 )

Q (5, - 2 ) → Q' (2, 5 )

R (5, - 5 ) → R' (5, 5 )

Plot P', Q', R' and connect them in order