class 8 math lesson 12(geometry)

15
1 সসসসসসস 1 সসসস সসসসসসস সসসসসস সসসসসস

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  1. 1. 1 1
  2. 2. 12
  3. 3.
  4. 4. () ...
  5. 5.
  6. 6. ,
  7. 7. - - - - -
  8. 8. - - -
  9. 9.
  10. 10. -
  11. 11. () ? () ? () ?
  12. 12. - - - - -
  13. 13.