A: I went to Wales to learn about the cosine rule. It was all about the inverse cosine of side b squared plus side c squared minus side a squared all over two times side a times side b.
B: Anglesea?
A: No, angle A.
(B: Anglesea?
A: No, angle A.
teedyay,
Wed 15 Mar 2006, 14:39,
archived)