1. If in triangle of Figure 5.9, it is given that A = 40°, B = 60° and c = 6 cm calculate the value of a.

2. If in the triangle ABC of Figure 5.9, it is given that a = 93.6 mm, B = 19° and C = 43° determine the angle A and the side lengths b and c.

3. If in triangle ABC of Figure 5.9, it is given that a = 52 mm, c = 19 mm and A = 42° determine the angles C and B and the side length b.

4. If in triangle ABC of Figure 5.9, it is given that a = 13 mm, c = 24 mm and A = 26° determine the angles C and B and the side length b.