Răspunsuri

2014-10-08T11:49:34+03:00
2014-10-08T12:01:08+03:00
2L⁺ 2l=98cm
l÷3=L÷4=K⇒l=3K;L=4K
2x3K₊2x4K=98
14K=98
K=7⇒l=21cm,L=28cm
7 4 7