She improved about 4.3 words per min each week
44 because it's flipped to postive
In this problem you use cosine because you know the hypotenuse and you want to know the adjacent side of the triangle. So in your calculator you would input cos(52). Then you would multiply that answer with the hypotenuse side. So your equation would be this: cos(52) x 13
Answer:
I am currently doing that one as well right know and I think that you need two octahedrons, and 8 tetrahedrons
Step-by-step explanation:
