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.
62. Dwight D. Eisenhower was 62 the first time he was elected U.S. President and 66 the second time. He held the record for oldest sitting President in U.S. history from October 2, 1960, when he surpassed the record that Andrew Jackson held for over 126 years, until May 24, 1981, when Ronald Reagan surpassed his record.