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.
Rating Newest Oldest. Best Answer: The name pineapple in English comes from the similarity of the fruit to a pine cone. The word pineapple, first recorded in 1398, was originally used to describe the reproductive organs of conifer trees (now termed pine cones).t was named pineapple (in English) because it looked like a pine cone to the early European explorers. This question was already asked on Yahoo. http://answers.yahoo.com/question/index?...