Posted by **Anonymous** on Sunday, May 27, 2012 at 11:27pm.

AB = 8 cm, AC = 6 cm, AD = 7 cm, CD = 2.82 and CAB=50°.

Calculate to 2 decimal places

(a) the length BC

(b) The size of angle ABC;

(c) The size of angle CAD

(d) The area of triangle ACD