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You use the cosine rule when you have been given the length of two sides and an inclusive angle (the angle in between those two lines) or if you have been given the length of three sides.You use the sine ...

The UKCAT is a two-hour computer-based test which assess a range of mental abilities identified by university medical and dental schools as important. It consists of five separately timed subtests which e...

Henry Vii's obsession with money is well noted. His brutal use of Empson and Dudley and the council learned in the law made him a rich but deeply unpopular monarch. Similarly it could be argued that his d...

The funtion of the heart is to supply the body with oxygenated blood. In humans this is done by use of a double circulatory system. This means that the blood enters the heart twice before it is pumped to ...