The shape below is enlarged using a scale factor of 3 and centre (3, 4) to give the dashed shape. What are the coordinates of B'? Y 10- 9- 8- 7- 6- 5- 13 2 2- 1- 0 B 17 1 2 3 I A 4 5 6 7 8 A' 9 10 X​