Question

Sabendo que a diagonal de um cubo mede 12 m, Determine o volume

Answer 1

d = 12
d = a√3
12 = a√3
a = √48

v = a^3
v = √48^3
v = 48√48
v = 48 × 4√3
v = 192 √3

Answer 2

d = a√3
a√3=d
a√3=12
a=12/√3

V = a³
v=(12/√3)³

v=332,55 m³