What is the equation of the parabola opening upward with a focus at (9,27) and a directrix of y =11 A. f(x) = 1/16(x-9)^2 + 19

B. f(x) = 1/16(x+9)^2 -19

C. f(x) = 1/32(x+9)^2 -19

D. f(x) = 1/32(x-9)^2 + 19

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.

Need solving this 2nd limit problem.