Area of Triangles and Polygons on a Coordinate Plane using vertices — IITM BS previous year questions

Area of Triangles and Polygons on a Coordinate Plane using vertices is part of Rectangular Coordinate System, Week 2 in Mathematics 1. Prasnya files every IIT Madras BS previous year question from this subtopic here, each one with a worked explanation. Take the whole set as a timed mock and you get accuracy, pacing and per-question analysis back.