trapetsiya
trapetsiyani o'rta chizig'ini toping a=7 b=13
10
rombning dioganallari qanday burchak ostida kesishadi
90
uchburchakni ichki burchaklari yigindisini toping
180
trapedsiyani yuzini toping a=7 b=13 h=5
50
rombning yuzini toping a=8 h=5
40
uchburchakning tashqi burchaglarini yigindisini toping
360
bo'nis
+300
jarima
-300
bo'sh savol
0