Reja: Siniflarni yaratish

16. Uchburchakni uchta uchining koordinatalari berilgan. Uning yuzasini topuvchi funksiya tuzing.

#include
#include
using namespace std;
int main(){
float x1,y1,x2,y2,x3,y3,a,b,c,p,S;
cout<<" x1= "; cin>>x1;
cout<<" y1= "; cin>>y1;
cout<<" x2= "; cin>>x2;
cout<<" y2= "; cin>>y2;
cout<<" x3= "; cin>>x3;
cout<<" y3= "; cin>>y3;
a=sqrt(pow((x1-x3),2)+pow((y1-y3),2));
b=sqrt(pow((x2-x1),2)+pow((y2-y1),2));
c=sqrt(pow((x2-x3),2)+pow((y2-y3),2));
p=(a+b+c)/2;
S=sqrt(p*(p-a)*(p-b)*(p-c));
cout<<" Uchburchakning yuzasi: "<}


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