simplyyfortune simplyyfortune

21-09-2021
Mathematics

contestada

Triangle PQR has its vertices at the following coordinates:
P(5,-4) Q(3,-5) R(1,-1)
Give the coordinates of the image triangle P'Q'R' after a 90° counterclockwise
rotation about the origin.

Respuesta :

garciaoropeza garciaoropeza

23-09-2021

Answer:

P'(4, 5) Q'(5, 3) R'(1, 1)

Step-by-step explanation:

When rotating a point 90 degrees counterclockwise about the origin our point T(x,y) becomes T'(-y,x).

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