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13cm. Using Pythagoras theorem a^2 +b^2 =c^2 we substitute our two known lengths into the equation to get 5^2 + 12^2=c^2.
So now we have c^2= 25+144. So c^2 =169. So c=√169 = 13. Don't forget the un...

Confidence in your mathematical ability and subsequent answers in an exam is key. During an exam you should be confident with the answers that you are giving which can be achieved with steady revision and...

Underline key words, ie. if the question is 'What is the significance of women in Of Mice and Men?' you would underline 'what', 'significance', 'women' and 'Of Mice and Men'. This allows you to k...

The 20th century scholar A. F. Pollard used the term 'sterile interlude' to describe Mary Tudor's reign. Pollard's thesis specifically meant that Mary's reign was an unproductive interruption to a Protest...

Osmosis is the movement of water molecules from an area of high concentration to an area of low concentration through a selectively permeable membrane.