Find the surface area of this cone. round answer to nearest tenth. (use pi= 3.14)

radius= 7 feet
height(not slant height)= 12 feet

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3