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.
John Kennedy is the youngest elected U.S. President at 43.Ronald Reagan is the oldest elected U.S. President at 73. The only President and Vice President to never be elected to the office was Gerald Ford. He became vice president when Spiro Agnew resigned and became president when Nixon resigned.