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.
This unusual and interesting surname derives from the Norman personal name Ivo, a short form of any of the various Germanic compound names with a first element iv, from the Old Norse yr, plural ifar meaning yew, bow, a weapon generally made from the supple wood of the yew tree.he first recorded spelling of the family name is shown to be that of Roger Yuo, which was dated 1175, in the Pipe Rolls of Lincolnshire, during the reign of King Henry 11, known as The Builder of Churches, 1154 - 1189. Surnames became necessary when governments introduced personal taxation.