The Art of Problem Solving, Volume 2: And Beyond is often the go-to, but AoPS also publishes a dedicated text (by Richard Rusczyk). This book is designed for high-performing middle and high school students who aim to excel in math competitions.
Keep a separate notebook (or digital document) where you: art of problem solving geometry pdf
Here are some tips to help you improve your geometry problem-solving skills: The Art of Problem Solving, Volume 2: And