(a(i))[1]
On Fig. 9.1, draw the normal at the point where ray X meets the mirror.
(a(ii))[1]
On Fig. 9.1, draw the route taken by ray Y after it hits the mirror.
(b)[3]
Two rays from the top of the object are incident on the lens, as shown in Fig. 9.2. On Fig. 9.2, draw the path of each ray to determine where the image of O formed by the lens is located. On Fig. 9.2, draw an arrow to show the image and label it I.