Ответ:
9.1
Пошаговое объяснение:
AC=x+2.1
CB=x
(x+2.1)/x=1.6
1+2.1/x=1.6
2.1/x=0.6
x=2.1/0,6=3.5-CB
AC=3.5+2.1=5.6
AB=AC+CB=5.6+3.5=9.1
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Verified answer
Ответ:
9.1
Пошаговое объяснение:
AC=x+2.1
CB=x
(x+2.1)/x=1.6
1+2.1/x=1.6
2.1/x=0.6
x=2.1/0,6=3.5-CB
AC=3.5+2.1=5.6
AB=AC+CB=5.6+3.5=9.1