Which expression represents the surface area of the cone? A cone with diameter 6 inches, height of 4 inches, and slant height of 5 inches.
S A = pi r l + pi r squared

(pi) (6) (3) + (pi) (6 squared)
(pi) (3) (4) + (pi) (3 squared)
(pi) (3) (5) + (pi) (3 squared)
(pi) (6) (5) + (pi) (6 squared)