Respuesta :
A = π r l + B
r is the radius, 3 cm here.
l is the slant height, the hypotenuse of a right triangle with legs 3 and 4 so
l = 5 cm
B is the area of the base, π r² of course.
A = π r l + B
A = π (3)(5) + π(3²) = 15π + 9π = 24π
Answer: 24 ( × π sq cm )