BestMaths Rotations

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• Rotation centre (0,0)
  Half turn (180°)
• Rotation centre (0,0)
  Quarter turn
  Anti clockwise (90°)
• Rotation centre (0,0)
  Three quarter turn
  Anti clockwise (270°)
• Rotation centre (0,0)
  of -90°

• A B C
• A( -1 , 1 )
• B( -4 , 1 )
• C( -4 , 2 )

• A' B' C'
• A'( , )
• B'( , )
• C'( , )