The graph shows the quadratic parent function. Which statement is true?
Please help and thank you

In the surface area formula for cylinders which expressionrepresents the lateral area

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?