No. The pyramids at Giza are quite simple structures. They're big piles of rock with smooth sides and a handful of interior passages. Angkor Wat on the other hand, is a complex series of religious structures which are themselves pretty elaborate. read more
Angkor Wat is based on a much shallower slope, and it’s a base for the real structure rather than the occupied structure itself. So, then, no. This is like proposing that the palaces of the Forbidden City are based on Greek temples because they both have pillars. read more