please help me solve this problem ! [URGENT]

Question

TOPIC : Sine and Cosine Law

Two ships leave the same port at the same time. One ship sails on a bearing of 125° while the other sails on a bearing of 230°. They are travelling at speed 30kph and 40kph respectively.

a) How far are each of the ships away from the port after 2 hours?

b) What is the angle formed by the rays containing the ships?

c) How far away are the ships from each other after 2 hours?

Answer 1

(a) (2)(30 mi) and (2)(40 mi)

(b) 105°

(c) d² = 60² + 80² - 2(60)(80) cos 105°