For example, if you figured 2000 square feet, you need 2000 square feet/100 square feet in a square = 20 squares of slate. A simple roof might be all rectangles (Area = length * width). There are often triangular sections to compute (Area = the base * height/ 2).
The average price for connecting flights from New York to Mexico City is $517. The average price for non-stop flights from New York to Mexico City is $440. The chart below shows up to date information regarding non-stop flights from New York to Mexico City.
How long is a flight from New York to Cancun Mexico?   Answer     The results of your search for New York, NY (NYC) to Cancun (CUN)     Shortest Flight Duration  4 hours 0 mins  . Answer     How long of a flight is it from Philadelphia PA to Cancun?     Considering your connection through Miami or another location approx 6 hours.