Answer:
15
Step-by-step explanation:

Answer:
B
Step-by-step explanation:
I am assuming that the university has much more than 100 students so 100 people is just a small sample.
easy
Step-by-step explanation:
if you have for example x^2-4
just graf x^2 and that put down all point for 4
Answer:
9.30918
Step-by-step explanation:
Answer:

Step-by-step explanation:
If that is a square, then all sides are the same. Therefore, it's a
by
shape. We'll use Pythagorean Theorem to find the diagonal.

Since it's not a fraction, there is no denominator to rationalize. Let me know if you have any other questions!