What is the difference between Height and Length? Definition: Height is the measurement of something from base to top. Length is the measurement or extent of the longest side of an object. Vertical vs Horizontal: Height measures a vertical distance. Length measures a horizontal distance. One dimensional Objects:
Ages Of US Presidents. John F. Kennedy is the youngest-ever elected president, aged 43. However, Theodore Roosevelt is the youngest person to ever become president. He was 42 when he succeeded to the presidency, following the assassination of McKinley. Ronald Reagan is the oldest person ever to be elected president. He was 69.
  When Ronald Reagan left office, he was the oldest person to ever be the President of the United States, at 78 years old. He was also the oldest person elected president, â¦ at 69 years old. If John McCain wins the nomination and then the general election in November, he will beat that record at 72 years old.he first President to actively campaign for a third term and win was Franklin Roosevelt, who was nominated and elected to a third fourth term. 3 people found this useful. 1  The History of Fort Lee Virginia Fort Lee in Virginia goes a long way back in American history.