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.
George Corliss was not the inventor of the modern steam engine. James Watt is largely identified as the father of the modern steam engine. The watt, a unit of work, is named after James Watt. George Corliss is important as he invented a shuttle type valve which allowed the steam engine to be very efficient.