Find the number of diagonals of a polygon with 12 sides(Q). Find the number of diagonals of a polygon with 12 sides.Solution:-¹²C₂ – 12= 66 – 12= 54 AnswerSubmit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment *Name * Email * Website Save my name, email, and website in this browser for the next time I comment.Captcha loading...In order to pass the CAPTCHA please enable JavaScript.