the vertices of a parallelogram are a(3,-1),b(4, 3),c(7, 5), and d(6, 1). at what point do the diagonals intersect?

1 answer

assuming the diagonals are ac and bd, then they bisect each other. The midpoints of the ac abd bd are

(5,2) and (5,2).

Hmmmph. whaddaya know!