I can not figure it out no matter what I try! Worth 30 Pts to whoever tells me, and first person gets brainliest. What is the equation of the parabola with (-3,3) as its focus and y = 5 as its directrix?

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Which equation can be solved to find x the measure of jk in the apex