C ++ program to find the radii of the three tangent circles of equal radius when the radius of the circumscribed circle is given
#include <bits/stdc++.h> NEW_LINE using namespace std ; void threetangcircle ( int R ) { cout << " The ▁ radii ▁ of ▁ the ▁ tangent ▁ circles ▁ is ▁ " << 0.4645 * R << endl ; }