Ответ:
P(ABC)=2a+b
AB=x-16
BC=AB
AC=x
2(x-16)+x=48
2x-32+x=48
2x+x=48+32
3x=80
x=26,7
AC=26,7
AB=26,7-16=10,7
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Ответ:
P(ABC)=2a+b
AB=x-16
BC=AB
AC=x
2(x-16)+x=48
2x-32+x=48
2x+x=48+32
3x=80
x=26,7
AC=26,7
AB=26,7-16=10,7
BC=AB