Lol I'm dumb bu "the volume of the ice cream cone is 12 pi cubic meters. if the height of the ice cream cone is 9 cm, what is the diameter of the opening of the cone?"
could you tell me how to find the diameter if you have no radius yet and how do I find the radius?

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)