1 সসসসসসস 1 সসসস সসসসসসস সসসসসস সসসসসস
Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
- 1. 1 1
- 2. 1
- 3.
- 4. () ...
- 5.
- 6. ,
- 7. ( ) () ? () AB=CD , O ABCD () O AB CD , AB=CD. .O C B A D O AB CD
- 8. 2 O AB CD . () () ABCD ,OEOF. () OEOF , ABCD. CDOFABOE ,
- 9. O AB CD () () , () P , PA=PD PB=PC
- 10. 9 . .4 . . () r () () ? 4 .. 9 ..
- 11. A B CD O () () , ABCD () AB ABCD , , AB
- 12.
Related Documents
