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.
By Martin Kelly. Background of the Steam Engine: While Thomas Savery patented the first crude steam engine in 1698. Thomas Newcomen improved on this design. However, it wasn't until Scotsman James Watt improved on the steam engine in the second half of the 18th century that it became a truly viable piece of machinery that helped start the Industrial Revolution.