We have a triangle ABC and a point K on BC such that AK is an altitude to triangle ABC. If AC = 10, BK = 7, and BC = 12, then what is the area of triangle ABC?

We have a triangle ABC and a point K on BC such that AK is an altitude to triangle ABC. If AC = 10, BK = 7, and BC = 12, then what is the area of triangle ABC?