Răspuns :
Poti afla diagonala dreprunghiului folosind teorema lui Pitagora.
[tex] c_{1} ^{2} [/tex]+[tex] c_{2} ^{2} [/tex]=[tex] ip^{2} [/tex]
[tex] 5^{2} [/tex]+[tex] 12^{2} [/tex]=[tex] ip^{2} [/tex]
25+144=[tex] ip^{2} [/tex]
[tex] ip^{2} [/tex]=169
ip=[tex] \sqrt{169} [/tex]
ip=13
[tex] c_{1} ^{2} [/tex]+[tex] c_{2} ^{2} [/tex]=[tex] ip^{2} [/tex]
[tex] 5^{2} [/tex]+[tex] 12^{2} [/tex]=[tex] ip^{2} [/tex]
25+144=[tex] ip^{2} [/tex]
[tex] ip^{2} [/tex]=169
ip=[tex] \sqrt{169} [/tex]
ip=13
P=2(L+l) => L+ l =272
5/l=12/L =>5L=12 l => L=12l/5
12l/5+l =272
12l + 5l = 1360
17 l =1360
l=80
L=192
d²=80²+192² => d=208
5/l=12/L =>5L=12 l => L=12l/5
12l/5+l =272
12l + 5l = 1360
17 l =1360
l=80
L=192
d²=80²+192² => d=208