Respuesta :

Answer:

LA = 111.375 cm²

SA = 167.375 cm²

*I am not that sure answers are correct

Step-by-step explanation:

Lateral Surface Area-

8.25*9 = 74.25

74.25/2 = 37.125

37.125*3 = 111.375

Surface Area-

8*14 = 112

112/2 = 56

56+111.375 =

167.375