Find the value of cot x.

In the given figure, AB and EC are parallel to each other. Sides AD and BC are 2 cm each and are perpendicular to AB.

Given that ∠AED = 60° and ∠ACD = 45°; calculate :

(i) AB

(ii) AC

(iii) AE

In the given figure, ∠B = 60°, AB = 16 cm and BC = 23 cm. Calculate :

(i) BE

(ii) AC.