B. 273.18 is the correct answer I think.
Answer:
0.285
Step-by-step explanation:
28.5/100 = 0.285
Another name for a square corner is Vertex
Answer: Sine - Sin
Tangent - Tan - Cosine - Cos
or inverse Cos-1 - Sin-1 - Tan-1
Step-by-step explanation:
You would use Sine - Sin for Opposite over hypotenuse
to check it you'd use Sin-1 that is just Sine but inverse that helps you get the answer- I just learned this stuff so bare with me but all of it is the same
I'm hoping I helped give you a small clue