To find the hypotenuse of a right-angled triangle, use the Pythagorean theorem. Square the base and the height. Add the two squares, and calculate the square root of the sum of the two squares. You need to know the base and the height of the triangle to complete this task.
Where did aluminum get its name? Aluminum got its name from Sir Humphry Davy, he named it after the Latin word Alumen meaning bitter taste . That is why the element Aluminum is symbolized as Al in when look â¦ ing at the periodic table of elements.
Some of America's earliest settlers (1600s) had the surname Swan. The word 'swan' derives from a P-I-E base meaning to sing, make sound and is related to a couple of Olde Englishe words that mean melody, song and to make melody. A black swan is a proverbial allusion to something extremely rare or non-existent.he surname Berry can be an Anglicized form of the Gaelic 'O Beara'. Or the Old English 'Byrig' meaning fortified manor house or stronghold. Swiss German suggest 'berro' or be â¦ ar. It has some connections in France and possibly from a Latin word 'Boriacum'.