Question

Given triangle ABC with a = 13.9 degrees, b = 5.9, c = 11.7 find the area of triangle ABC round your answer to the nearest tenth.

Answer 1

@CliffSedge can you help me with this one?

Answer 2

Could use Heron's formula.

Answer 3

its the k = square root with lot of s's right?

Answer 4

Can also use law of cosines to get an angle, then use sine function to get height to use A=0.5(b)(h).

Answer 5

Yeah, that's the one. I usually never use it. I prefer the law of cosines method.

Answer 6

ok thx

Answer 7

got it the area will be 1081.66 squared units