Odpowiedzi

2010-02-10T20:16:34+01:00
Ppodstawy = 4 * 4 = 16
Pb = 4 * 4 * 5 = 80

Pc = 2* Pp + Pb = 2* 16 + 80 = 112.

Pole bryły 112 cm ³
2010-02-10T20:17:35+01:00
Pp=4*4=16cm²

Ppb=4*5*4=80cm²

Pc=2Pp+Ppb
Pc=32cm²+80cm²=112cm²
2010-02-10T20:19:11+01:00
Pp=4x4=16cm2
Pb=4x5=20cm2
Ppc=2x16cm2+20cm2x4=32cm2+80cm2=112cm2