Ответ:
AC2=KC2+AK2
BC2=KB2+CK2
AC2=282,24+501,76=784
AC=28
BC2=158,76+282,24=441
BC=21
AB=22,4+12,6=35
P=35+21+28=84см
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Ответ:
AC2=KC2+AK2
BC2=KB2+CK2
AC2=282,24+501,76=784
AC=28
BC2=158,76+282,24=441
BC=21
AB=22,4+12,6=35
P=35+21+28=84см