Question

Area of the triangle: B=72.5, a=105, c=64.

Answer 1

Read Heron's Formula if you're looking for the way to do it here http://en.wikipedia.org/wiki/Triangle , else the answer is
http://www.wolframalpha.com/input/?i=Area+of+the+triangle%3A+B%3D72.5%2C+a%3D105%2C+c%3D64.

Answer 2

I got 3204.49

Answer 3

Arctic, wolframalpha read B=72.5 as a length.

Answer 4

yeah

Answer 5

It's an angle :S

Answer 6

Oh

Answer 7

I guess use \[1/2 a c \sin b\]

Answer 8

yeah your answer is correct!