Răspunsuri

2014-03-02T14:20:55+02:00
At= Lx l x h
l=11cm 
L=13cm
h=17cm ( primele numere prime) => At = 11 x 13 x 17 =2431 cm (patrati) 
l=2cm
L=5cm
h=7cm(primele cifre prime )

=> At= 2x 5 x 7 =70 cm (patrati )
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2014-03-02T14:55:29+02:00
Aparalelipiped= Lx l x h; l=11cm; L=13cm; h=17cm  A = 11 x 13 x 17 =2431 cm patrati ;l=2 cm; L=5 cm; h=7cm A= 2x 5 x 7 =70 cm patrati 
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