(a(i))[1]
Measure the bearing of port B from port A.
(a(ii))[2]
Calculate the actual distance from port A to port B.
(a(iii))[2]
Plot the position of port C on the scale drawing.
(b(i))[1]
Find angle $RPQ$.
(b(ii))[2]
Find the bearing of port P from port R.
(c)[2]
Calculate the distance $ST$.