Answer:
The eight people to march in a sportsmanship parade.
Step-by-step explanation:
To solve this problem you must apply the proccedure shown below:
1. When you plot the given points, you obtain a trapezoid, therefore, you must apply the formula for calculate the area of a trapezoid, which is:

Where
is the larger base,
is the smaller base and
is the height.
2. The dimensions are:

3. Substitute values:

The answer is: 
Answer:
Step-by-step explanation:
22 divided by 2.2 =9.97903
40 x 9.98 = 399mg
Answer: you can use a muscle called the brain
Step-by-step explanation: but I think that 2+2=4 I think that’s correct and thanks for the points.
I’m sorry but I actually don’t know
Answer: It's the absolute maximum, the vertex is (-2, -8).
Step-by-step explanation:
Just go to desmos graphing calculator and input the equation y = -2x^2-8x-16. You'll find the vertex and other things too.