Respuesta :

Answer:

Step-by-step explanation:

r = 0.9 m

h = 3.6 m

Area of two circle faces combined: 2*π(0.9)^2 = 1.62π

Lateral area = circumference*height = 2π(0.9)(3.6) = 6.48π

Surface Area = 1.62π + 6.48π = 8.1π m sq.