Unit 10 Transformations 7 Write the column vector that maps shape a A onto B b A onto C c A onto D d A onto E e B onto D f C onto D g D onto C. A Q7 communication hint The original shape maps onto the image. 28 27 26 25 24 23 22 21O 21 22 23 C 24 25 26 27 28 Discussion What do you notice about the column vectors that translate C onto D and D onto C? 8 y 8 7 6 5 4 3 2 1 B 1 2 3 4 5 6 7 8 x E D Exam-style question Describe fully the single transformation that maps triangle P onto triangle Q. y 6 5 4 3 P 2 1 26 25 24 23 22 21O 21 Q 1 2 3 4 5 6 x Exam hint The first mark is for the type of transformation; the second mark is for the vector. ‘Describe fully’ means write the type of transformation (translation) and the vector. 22 23 24 25 26 (2 marks) March 2013, Q10, 1MA0/2H 9 Copy the grid and shape A from Q7. 1 a Translate shape A by the column vector ( ). Label the image P. −8 6 b Translate shape P by the column vector ( ) . Label the image Q. 1 c Describe fully the transformation that maps A onto Q. Discussion When a shape is translated twice how can you find the final vector without drawing a diagram? 281