Răspuns :
[tex]a+b+c=360 \\
a=2b \\
b=3c;~c= \frac{b}{3} \\
^{3)}2b+^{3)}b+ \frac{b}{3}=^{3)}360 \\
\frac{6b}{3} + \frac{3b}{3}+ \frac{b}{3}= \frac{1080}{3}|*3 \\
10b=1080|:10 \\
\underline{b=108} \\
a=2*108 \\
\underline{a=216} \\
c= 108:3 \\
\underline{c=36} [/tex]
a ____ _____ ____ ____ ____ ____
b____ _____ _____ 360
c____
360:10=36
a=36*6 =21 6
b= 36*3=108
c=36
v=216+108+36=360
b____ _____ _____ 360
c____
360:10=36
a=36*6 =21 6
b= 36*3=108
c=36
v=216+108+36=360