1. 1,728
2. You can't tell because it doesn't say the amount one serving will serve, and how many servings she is serving, and how many people come to her party. Sorry!!
I hope I helped with the first one!
Answer:
3/5
Step-by-step explanation:
Answer:
The two solutions for
are
and
, respectively.
Step-by-step explanation:
The sine function is positive in the first and second quadrants, that is,
. Then, there are two solutions for the given value by means of the following inverse trigonometrical function:

and
The two solutions for
are
and
, respectively.
A because the length is greater
Answer:
b
Step-by-step explanation:
The area of a square = s² ← s is the length of the side, hence
s² = 800 ( take the square root of both sides )
s =
≈ 28.28
28.28 is between 28 and 29 → b