JEE Main 2015Session, Shift 1MathematicsMediumCoordinate Geometry478× since 2002The number of points, having both co-ordinates as integers, that lie in the interior of the triangle with vertices (0,0)(0, 0)(0,0) (0,41)(0, 41)(0,41) and (41,0)(41, 0)(41,0) is :AOption A. 820BOption B. 780COption C. 901DOption D. 861CheckSkip · show solution