Answer:
50 cm²
The answer is that because the area of a parallelogram is height × width.
height = 10cm
width = 5 cm
10 × 5= 50cm²
Answer:
5
Step-by-step explanation:
Answer:
$93
Step-by-step explanation:
<em>It izz wat it izzzz!!!</em>
Answer:
Widgets should be sold by $38.88 to maximize the profit.
Step-by-step explanation:
Vertex of a quadratic function:
Suppose we have a quadratic function in the following format:

It's vertex is the point 
In which


Where

If a<0, the vertex is a maximum point, that is, the maximum value happens at
, and it's value is
.
In this question:
The profit is given by:

Which is a quadratic function with 
The maximum profit happens at the x of the vertex. Thus

Widgets should be sold by $38.88 to maximize the profit.