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oernstoflife.
User deleted
Leggenda:
[a]=alfa
[b]=beta
[c]=gamma
s=superficie
[r]...[/r]=radice quadrata
p=semiperimetro
Esercizio:
a=265,38m
b=422,41m
c=271,15m
p=(a+b+c)/2 = (265,38+422,41+271,15)/2 = 479,47m
s=[r]p(p-a)(p-b)(p-c)[/r] = 34930,94m2
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