Răspunsuri

2014-05-09T17:50:12+03:00
A=k/1/4
a=4k

b=k/1/6
b=6k

b^2-a^2=180
36k^2-16k^2=180
20k^2=180
k^2=9
K=rad din 9
k=3

a=4*3
a=12

b=6*3
b=18
3 5 3