প্রশ্ন সংশোধন করুন
প্রশ্ন:
The lengths of the sides of triangle T are x +1 , 2x, and 3x . The sum of the degree measures of the three interior angles of T is--
The lengths of the sides of triangle T are x +1 , 2x, and 3x . The sum of the degree measures of the three interior angles of T is--