Answer: A rotation about 270 degrees CW about the origin and 90 CCW about the orgin.
Step-by-step explanation: Using the rules of 90 degrees Counterclockwise
(x,y)⇒( -y,x)
D is 3,2 then it goes to -2,3 which were A is
E is 3,7 then it goes to -7,3 which C is at
F is 10,5 then it goes to -5,10 where B at.
Also it 270 CW because 270 CW is the same as 90 CCW.