Respuesta :
Answer:
When a point (x,y) is rotated about the origin (0,0) counterclockwise by an angle θ, the coordinates of the new point (x′,y′)
Step-by-step explanation:
Answer:
Below
Step-by-step explanation:
When any point say (x,y) is rotated 270 degree counterclockwise then it changes to (y,-x).