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.
Weather in Bali in September. The weather in September in Bali is characterised by sunny picturesque days, great for sunbathing or doing a spot of holiday shopping and on average, sees highs of between 30ÂºC to 32ÂºC.With nine hours of sunshine per day, it is many peopleâs preferred time to visit Bali.he weather in September in Bali is characterised by sunny picturesque days, great for sunbathing or doing a spot of holiday shopping and on average, sees highs of between 30ÂºC to 32ÂºC. With nine hours of sunshine per day, it is many peopleâs preferred time to visit Bali.