Mathematics Farmula Class 11 duces spatial reasoning through algebraic means. Key formulas include: Distance Formula: Distance between two points (x, y) and (x, y) is given by d = 1. √[(x - x) + (y - y) ]. Midpoint Formula: Midpoint coordinates = ((x + x)/2, (y + y)/2). 2 L Lawrence D'Amore Aug 26, 2025