Answer:
Step-by-step explanation:
(x,y) after a 90 degrees clockwise rotation: (y, -x)
Points of the original triangle = A:(2,1), B:(4,5), and C:(5,3))
After 90 degrees clockwise rotation:
A:(1,- 2), B: (5, -4), and C:(3, -5) (plot this points and trace the triangle)
