#include <iostream>
#include <cstdlib>
#include <cmath>
using namespace std;
 
int main(){
    int koniec,poczatek,j,n,xp,xt,yp,yt;
    long int x=0,y=0;//xp,yp poczatkowe, xt,yttymczasowe do zapamietania poprzednich zmiennych
    long long int suma,sumacz;
    cin >> n;
    for (int i=0;i<n;i++){
            for(int j=0;j<2;j++){
                suma=0;
                poczatek=0;
                for(koniec=0;koniec<1;){
                    if (poczatek == 0){
                        cin >> x>>y;
                        xp=xt=x;
                        yp=yt=y;
                        poczatek=1;
                    }else{
                        cin >> x >> y;
                        suma+=((xt*y)-(yt*x));
                        xt=x;
                        yt=y;
                        if(poczatek ==1 && xp==x && yp==y){koniec=1;}
                    }
                }
 
                suma=abs(suma);
                if(j==0){
                    sumacz=suma;
                }
                else{
                        suma=suma-sumacz;
                        suma=(suma*3)+(sumacz*5);
                }
            }
            suma=suma;
                cout<< suma<<endl;
 
 
    }
 
return 0;
 
}
 

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8 8 6 4 8 0 5 3 2 0 4 4 2 8 5 5 8 8
5 3 4 5 5 4 6 5 5 3
-3 4 0 1 3 4 1 0 3 -4 0 -1 -3 -4 -1 0 -3 4
-1 1 0 0 1 1 0 -1 -1 1