Answer:
306
Step-by-step explanation:
We can draw the following picture:
then, we can see that the parallelogram consists in 2 equal triangles:
The area of a triangle is
By substituting the given values into the area formula, we get
Therefore, the area of the parallelogram is twice the area of one triangle:
which gives:
that is, the answer is 24000 ft^2
Answer:
x = -4 and x = 2
Step-by-step explanation:
The roots are the zeros of the function, or where it crosses the x axis.
The function crosses the x axis at x = -4 and x = 2
Answer:
If it opens at 5:30, then it closes at 10:00 AM
If it opens at 6, then it closes at 10:30 AM
If it opens at 6:30, then it closes at 11:00 AM
If it opens at 7, then it closes at 11:30 AM
If it opens at 7:30, then it closes at 12:00 PM
After 12:00 PM, no one is going to have breakfast. So these are the only possibilities of the timing it will open. Either at 5:30, 6, 6:30, 7, or 7:30.
Answer:
The team needs to wash at least 30 cars to meet their goal.
Step-by-step explanation:
10n + 400 > 750
- 400 - 400
10n > 350
n > 35