Respuesta :

Answer:

Prism:

S = 2(1/2)(14)(10.5) + 18(10.5 + 14 + 17.5)

= 147 + 756 = 903 cm²

Cylinder:

S = 2π(4²) + 2π(4)(12) = 2π(16 + 48) = 2π(64)

= 128π cm² = about 402.1 cm²