water features at sapphire island are periodically treated with a chemical that prevents algae growth. the direction for the che
mical say to add 16 fluid ounces per 10000 gallons of water. make a table that shows how much of the chemical to add for water features that hold 10000, 20000, 30000, 40000, 50000 gallons of water ( my only problem is how can i compute it)
90 degrees if the third point lands where I think it does (although you don't specify) - see attached. I know because they're be 4 of them if I mirrored a point across to the other side of the circle. If the point did not bisect the other two, then it would take a little more trig, but I could figure it out