Welcome to your ultimate resource for mastering 18.900 | Geometry and Topology in the Plane! Our comprehensive study notes cover essential topics like Euclidean geometry, topological spaces, and the intriguing world of geometric transformations. Dive into our expertly crafted lecture notes that break down complex concepts, making them easier to grasp. You'll also find detailed study guides that simplify challenging topics, ensuring you're well-prepared for exams. To reinforce your learning, our carefully curated assignments challenge you to apply what you’ve learned, while the included answer keys allow you to verify your solutions and track your progress. Transform your study experience and excel in your understanding of geometry and topology!