4 mods delete questions on that are math related only none of them stop doing this how many problems are fixed /questions will be saved from this matter?

The quadratic function h(t) = -16.1t^2 + 150 models a balls height, in feet, over time, in seconds, after its dropped from a 15 story building. from what height in feet was the ball dropped?

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?