o is the origin. abcdef is a regular hexagon and o is the midpoint of ad. = a and = c. find, in terms of a and c, in their simplest form hoc.info student q&a community. post any question and you'll get answers from millions of experts and tutors. the best free learning community for students Category:education Global Rank:848,374 visits:50.9K pages/Per:2.0 ADS