42% of the body voted = 11960
Total student body = 11960/42% = 28476.19 = 28476 students
No, 56 is a multiple of 7 though.
2.
(this is given in the first sentence)
3.
and
due to ...
7. ... the alternate interior angles theorem (which holds because
and
are parallel)
8. Because the above establishes that
, which means
, which in turn means
is a parallelogram.