Answer:

Step-by-step explanation:
Given


Required
The area of the shaded sector
This is calculated as:

This gives




Answer:
Ok, so we can express the boys as another letter. just express them as the letter B for boys.
Step-by-step explanation:
I really don't know why.
<span>The point of concurrency of the three medians of a triangle is called the orthocenter of the triangle.</span>
it is given in the question that
Alpha printing will make 400 brochures for $100. Omega printing will make 1,000 brochures for $100.
For Alpha, cost of 1 brochure is

For Omega,
Cost of 1 brochure is

So choosing Omega printing, you will save

on each brochure .