#include <iostream>
#include <cmath>
#include <iomanip>

int main() {
    int xa, ya, xb, yb, xc, yc;
    std::cin >> xa >> ya >> xb >> yb >> xc >> yc;

    double c = std::sqrt(std::pow(xa - xb, 2) + std::pow(ya - yb, 2));
    double a = std::sqrt(std::pow(xb - xc, 2) + std::pow(yb - yc, 2));
    double b = std::sqrt(std::pow(xa - xc, 2) + std::pow(ya - yc, 2));

    double p = (a + b + c) / 2;
    double S = std::sqrt(p * (p - a) * (p - b) * (p - c));
    double ha = (2 / a) * std::sqrt(p * (p - a) * (p - b) * (p - c));
    double hb = (2 / b) * std::sqrt(p * (p - a) * (p - b) * (p - c));
    double hc = (2 / c) * std::sqrt(p * (p - a) * (p - b) * (p - c));

    std::cout << std::fixed << std::setprecision(3) << S << std::endl;
    std::cout << std::fixed << std::setprecision(3) << ha << " " << hb << " " << hc << std::endl;

    return 0;
}

xa,ya,xb,yb,xc,yc=map(int,input().split())
c=((xa-xb)**2+(ya-yb)**2)**0.5
a=((xb-xc)**2+(yb-yc)**2)**0.5
b=((xa-xc)**2+(ya-yc)**2)**0.5
p=(a+b+c)/2
S=(p*(p-a)*(p-b)*(p-c))**0.5
ha=(2/a)*(p*(p-a)*(p-b)*(p-c))**0.5
hb=(2/b)*(p*(p-a)*(p-b)*(p-c))**0.5
hc=(2/c)*(p*(p-a)*(p-b)*(p-c))**0.5
print(f'{S:.3f}')
print(f'{ha:.3f} {hb:.3f} {hc:.3f}')

import math  
xa,ya,xb,yb,xc,yc=map(int,input().split())  
a=math.sqrt((xb-xc)**2+(yb-yc)**2)
b=math.sqrt((xa-xc)**2+(ya-yc)**2)
c=math.sqrt((xa-xb)**2+(ya-yb)**2)
p=(a+b+c)/2  
S=math.sqrt(p*(p-a)*(p-b)*(p-c))  
ha=(2*S)/a  
hb=(2*S)/b  
hc=(2*S)/c  
print(f" {S:.3f}")  
print(f" {ha:.3f} {hb:.3f} {hc:.3f}")