The formula for rotation positive 90° about the origin is (x,y) --> (-y,x)
Rotating each point, we have:
A(-2,2) --> A' (-2,-2)
B(5,2) --> B' (-2,5)
C(5,0) --> C'(0,5)
D(0,0) --> D'(0,0)
F(0,-2) --> F'(+2,0)
G(-2,-2) -->G'(+2,-2)
The answer is the last graph shown.
