25 0 km -ab ef= g bc- 5

2b= 300 Fm. be- ef- ch-be-2ab bd-Jab.

N

- 5OOkrm. ac- 5c- ab Icm"-οοen. X 7. 8 4

·j /

‿ᷣ-νfcm. VZcne-5ᷣ kcne.—