Răspunsuri

2014-06-05T13:47:56+03:00
A+b+c=32 m
b+c=8+a
a+8=32
2a=24
a=12
dar b=c triunghiul fiind isoscel
2b=8+12
b=c=10

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2014-06-05T13:49:26+03:00
P=0.32hm=32m \\2a=b+80dm=b+8m \\ P=2a+b=b+8+b=32 \\ 2b=32-8=24 \\ b=12cm \\ 2a=12+8=20 \\ a=10cm

unde am notat cu a cele doua laturi congruente si cu b cealalta latura
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