The answer is c, y = 2 cos 4e
Answer:
6ft
Step-by-step explanation:
The answer is 12.2129
Sin(40)=x/19
*19 *19
12.2129=x
Answer:
46.15%
Step-by-step explanation:
60/130 = .4615
multiply by 100 to get it into percentage form
46.15%
This is easier to understand with a picture...
We know that a triangle has 3 sides right?
Well, if the perimeter is 39 and there are 3 sides you would divide 39 by the 3 sides
39/3=13
Therefore, one side of the triangle would equal 13