Python3 program to find the radii of the three tangent circles of equal radius when the radius of the circumscribed circle is given
def threetangcircle ( R ) : NEW_LINE INDENT print ( " The ▁ radii ▁ of ▁ the ▁ tangent " , " circles ▁ is ▁ " , end = " " ) ; NEW_LINE print ( 0.4645 * R ) ; NEW_LINE DEDENT