The Cartesian coordinate system was developed by René Descartes.
✓ TRUE FACT
Descartes linked algebra and geometry by placing points on x–y axes, letting equations draw shapes. A circle becomes (x^2+y^2=r^2), turning geometry into solvable algebra.
🤯 "The Cartesian coordinate system was developed by René Descartes — the man who put algebra on a graph and ruined blank paper forever."