driver code
x1 = - 1 NEW_LINE y1 = 3 NEW_LINE z1 = 2 NEW_LINE x2 = 2 NEW_LINE y2 = 3 NEW_LINE z2 = 5 NEW_LINE x3 = 3 NEW_LINE y3 = 5 NEW_LINE z3 = - 2 NEW_LINE angle_A = angle_triangle ( x1 , x2 , x3 , y1 , y2 , y3 , z1 , z2 , z3 ) NEW_LINE angle_B = angle_triangle ( x2 , x3 , x1 , y2 , y3 , y1 , z2 , z3 , z1 ) NEW_LINE angle_C = angle_triangle ( x3 , x2 , x1 , y3 , y2 , y1 , z3 , z2 , z1 ) NEW_LINE print ( " Angles ▁ are ▁ : " ) NEW_LINE print ( " angle ▁ A ▁ = ▁ " , angle_A , " degree " ) NEW_LINE print ( " angle ▁ B ▁ = ▁ " , angle_B , " degree " ) NEW_LINE print ( " angle ▁ C ▁ = ▁ " , angle_C , " degree " ) NEW_LINE