Odpowiedzi

2010-02-25T18:26:07+01:00
A = 9cm
Pc = a²√3
Pc = 81√3cm²

V = a³√2/12
V = 729 * 1,4/12
V = 85,05 cm³
2010-02-25T18:27:21+01:00
Pc=a²√3
V=a³√2/12
a=9cm
Pc=9²√3
Pc=81√3cm²
V=9³√2/12
V=729√2/12
V=60,75 √3 cm3