by S.L. Loney (for a mix of plane and algebraic theory).
If you are looking for high-quality problems in PDF format, seek out these classic texts (many of which are in the public domain): Plane-Euclidean-Geometry-Theory-And-Problems-Pdf-Free-47
The study of tangents, chords, secants, and the power of a point. Plane Euclidean Geometry: Theory and Problems
Mastering geometry isn't about memorizing formulas; it’s about training your eyes to see patterns in symmetry and logic. If you are searching for a specific "free" PDF numbered 47, ensure you are downloading from reputable educational repositories like Project Gutenberg or Internet Archive to avoid broken links or insecure files. Plane-Euclidean-Geometry-Theory-And-Problems-Pdf-Free-47
If you are looking for a comprehensive guide to the theory and problems of this field, Plane Euclidean Geometry: Theory and Problems