#include <iostream> #include <math.h>
using namespace std;
int main () {
double a,b,c,h,s,p/
cout<<"vvedi a=";
cin>>a;
cout<<"vvedi b=";
cin>>b;
cout<<"vvedi c=";
cin>>c;
p= (a+b+c)/2;
h=2.0* (sqrt (p* (p-a) (p-b) (p-c)))/c;
s= (a*h)/2.0;

cout<<"p="<<p<<"h="<<h<<"s="<<s<<endl;
return 0;
} нужна для трапеция​

Samoilov2903    3   09.02.2021 07:24    0