Answer:
Step-by-step explanation:
D
use a^2+b^2=c^2
8^2+4^2 12^2
64+8 144
=72
72<144
so no
96π or 301.59 in³
V(cone) = 1/3πr²h
= 1/3·π·6²·8
= 96π or 301.59