Răspunsuri

2014-06-07T13:06:52+03:00
L=32+22= 54 iar l = 54÷3= 18 P=:(54×2)+ (18×2)= 108+36=; 144
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2014-06-07T13:08:16+03:00
L=32+22=54

l=L:3=54:3=18

P=2l+2L=2*18+2*54=36+108=144
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