Simplify the formula. You now know enough to find the surface area of any rectangular prism. You can do it faster if you've learned some basic algebra. Start with our equation above: Area of a rectangular prism = lw + lw + wh + wh + lh + lh.
Check the Weather in Perissa, Santorini in September before you book your next holiday. This gives the best indication of the weather in September and includes figures for temperature, sunshine and rainfall. 1  25Â°C max day temperature.
At this time of year, the average temperature for Santorini begins at 13Â°C on January 1st and slowly falls until it reaches 12Â°C by January 31st. The daily highs and lows change in the same pattern, dropping down from 15Â°C to 14Â°C and from 11Â°C to 10Â°C, respectively, as the month develops.