Match the items in the left column to the items in the right column.
1. crews of three or four men Gauss
2. destroyed land markers Playfair
3. computed the value of pi Henri Poincare
4. projective art applications Gerard Desargus
5. diameter of a circle bisects it Thales
6. a² + b² =c² Georg Riemann
7. logic into abstract form Pythagoras
8. deductive geometry Aristotle
9. combined geometry and algebra Euclid
10. topology began with him Nile River
11. projective geometry topology
12. restated Euclid' 5th postulate rope stretchers
13. invented hyperbolic geometry Leonard

Question

Match the items in the left column to the items in the right column.
1.	crews of three or four men	Gauss	
2.	destroyed land markers	Playfair	
3.	computed the value of pi	Henri Poincare	
4.	projective art applications	Gerard Desargus	
5.	diameter of a circle bisects it	Thales	
6.	a² + b² =c²	Georg Riemann	
7.	logic into abstract form	Pythagoras	
8.	deductive geometry	Aristotle	
9.	combined geometry and algebra	Euclid	
10.	topology began with him	Nile River	
11.	projective geometry	topology	
12.	restated Euclid' 5th postulate	rope stretchers	
13.	invented hyperbolic geometry	Leonard