Answer:
A. and C.
Step-by-step explanation:
We don't know the area of the roof or the number of people in the group so they would both be represented by variables in an equation.
Answer:
It is the second picture.
Step-by-step explanation:
So the vertex, exactly between the focus and directrix, must be at <span>(h, k) = (1,
–2)</span><span>.</span>
I think that it is A, 180..
Answer: 44%, 56%
Step-by-step explanation:
Given
A company has 33 males and 42 female staff
So, the total staff is the sum of male and female

The percentage of male staff is
The percentage of female staff is
