Treść zadania
Autor: ZadanieDomowe Dodano: 28.11.2010 (22:36)
Ile cm kwadratowych kartonu potrzeba na siatkę prostopadłościanu o wymiarach : 4cm , 5cm i 10cm? Zaproponuj jakie mogą być wymiary kartonu? Autor edytował treść zadania 28.11.2010 (22:52), dodano Ile cm kwadratowych kartonu potrzeba na siatkę prostopadłościanu o wymiarach : 4cm , 5cm i 10cm? Zaproponuj jakie mogą być wymiary kartonu? Czytajcie komentarz.
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shihanjiu 28.11.2010 (22:46)
Pc=2Pp+Pb=2*4*5+10*4*2+10*5*2=40+80+100=220cm^2
wymiary np 22x10cm
pozdrawiam
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