Respuesta :

devishri1977

Answer:

Step-by-step explanation:

D = 8 cm

r = 8/2  = 4 cm

h = 18 cm

Surface area = 2πr(h + r)

  =2*π * 4 * ( 4 + 18)

  = 2*π*4*22

 =176π cm²

s642633

Answer:

i think the answer woud be b

Step-by-step explanation:

i took the test