Answer:
B. fifty divided by the sum of 5 and n
Step-by-step explanation:
In a 45 - 45 - 90 right triangle, the hypotenuse is √2 · legs = hypotenuse, so legs=
and to rationalize the denominator all we have to do is multiply the numerator and denominator by √2. 
.
Answer:
a>-21(1/3)
Step-by-step explanation:
3/4a>-16
first thing is to divide both sides by 3/4 to isolate the variable.
Since it is not negative, the sign stays the same.
-16/0.75=-21.3 repeating or just 1/3
D. All students in each grade. It can't be A since the survey is for the students, it defeats the purpose. It can't be B and C since those are too biased. Basing the student population on one factor like gender and sports is not logical in the context of this survey.
