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:Surface waves travelling in deep water at 15ms‾¹ are…The amount of cession for reinsurer K if all…European traders did not venture into the interior…A handbag containing some load weighing 162N is…In a particular year, the sum of the value-added in…