Arectangle swimming pool is 9 meters wide with a surface area of 90 square meters. what is lenght of pool?

Given right triangle xyz, which correctly describes the locations of the sides in relation to

Aquadratic equation in standard from is written ax^2= bx+c, where a, b and c are real numbers and a is not zero?

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.