The amount of chlorine, c, needed to maintain a pool varies directly as the volume, V, of the pool. If k is the constant of variation, which equation represents this situation?

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

Which of the following is the correct equation for this function? a. y= (x+4)(x+2) b. y=x^2+ 3x – 2 c. y+ 2 = – 2(x+3)^2 d. y+ 2 = 2(x+3)^2

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.