crossword puzzle on euclid geometry

**euclid's geometry**

euclid Top of Form 1 F 2 C I O 3 T V N H 4 P E S 5 E U C L I D L P I O A O 6 S T R A I G H T L I N E S T M E T 7 D I M E N S I O N S S U N U L 8 P O S T U L 9 A T E S R A O X F T I I 10 S U R F A C E N O C S T M E 11 L I N E S

**Across**5. a greek mathematician 6. a line that lies evenly with the points on itself 7. step lost at each extention 8. assumptions that were specific to geometry 10. which has length and breadth only 11. breadthless length

**Down**1. euclid gave these 2. a system of axioms 3. statements that were proved 4. a surface which lies evenly with straigth lines on itself 8. which has no part 9. common notions