[ELI5] why use 1/2 ab sine c when you can just use 1/2 bh? (As finding the area of a triangle)

Question

[ELI5] why use 1/2 ab sine c when you can just use 1/2 bh? (As finding the area of a triangle)

In: Mathematics

Answer 1

Because sometimes you have the lengths of the edges and the angles, but not the height of the triangle. As the saying goes, “there’s more than one way to skin a cat”.