(a(i))[2]
Turn triangle $A$ through $180^{\circ}$ about $(0, 0)$.
(a(ii))[2]
Reflect triangle $A$ in the line $x = -1$.
(a(iii))[3]
Describe fully the single transformation that carries triangle $A$ onto triangle $B$.
(b(i))[1]
State the co-ordinates of point $Y$.
(b(ii))[1]
Write $\overrightarrow{XY}$ in column-vector form.
(b(iii))[1]
Plot point $Z$ on the grid.