C++ Area of Scalene Triangle
float a, b, c, d, e;
cout << "Finding the Area of Scalene Triangle using Heron's Formula\n";
cout << "1st Side of a Triangle: ";
cin >> a;
cout << "2nd Side of a Triangle: ";
cin >> b;
cout << "Angle Between Sides: ";
cin >> c;
e = 0.5 * (a + b + c); //(a + b + c) / 2
d = sqrt(e*(e-a)*(e-b)*(e-c));
cout << "The area is: " << d << endl;