A: A rhombus is an equilateral parallelogram, which is a two-dimensional, four-sided figure in which opposite sides are parallel and all sides have equal length. A square fits this definition. However, it is usually considered a special case, and some definitions of a rhombus specify that squares are not included.
Who invented a piston-driven steam engine that could power all kinds of industrial machinery? A. Edmund Cartwright B. James Hargreaves C. James Watt D. Richard Arkwright. JAMES WATT invented a piston-driven steam engine that could power all kinds of industrial machinery.
Thomas Newcomen and a Steam Engine to Remove Water from Mines. Thomas Newcomen (1663 - 1729) is a third candidate for recognition as 'the one who invented the steam engine .' He built the first atmospheric steam engine as an improvement over Savery's device for removing water from coal mines. Newcomen's steam engine is shown in the illustration at the left.