Each of the interior angles of a regular polygon is 140°. Calculate the sum of all the interior angles of the polygon. by Sunday | Jan 6 | Mathematics WAEC | 0 comments A. 1080° B. 1260° C. 2160° D. 1800° Correct Answer: Option B B. 1260° Users Also Read These:In a particular year, the sum of the value-added in…Surface waves travelling in deep water at 15ms‾¹ are…In a firm, three employees earns N5,500 each, four…The amount of cession for reinsurer K if all…One important consequence of the location of Nigeria…