Claire adds the degree measures of the interior angles of a convex polygon and arrives at a sum of 2017. She then discovers that she forgot to include one angle. What is the degree measure of the forgotten angle?<spanclass=′latex−bold′>(A)</span> 37<spanclass=′latex−bold′>(B)</span> 63<spanclass=′latex−bold′>(C)</span> 117<spanclass=′latex−bold′>(D)</span> 143<spanclass=′latex−bold′>(E)</span> 163
AMCAMC 12AMC 12 A2017 AMC 12A