1-test Hisoblang 54: 9+6*7

558 m B) 458 m C) 548 m D) 550 m

12. 
    Kvadratning perimetri 32 sm bo`lsa, yuzi necha kv sm?
    

1. 
   8 kv sm B) 16 kv sm C) 64 kv sm D) 24 kv sm
   

13. 
    Teng yonli uchburchakning perimetri 25 sm ga teng. Uning asosi 9 sm bo`lsa, bir yoni necha sm ga teng?
    

1. 
   18 sm B) 16 sm C) 8 sm D) 10 sm
   

14. 
    Oshxonaga 580 kg kartoshka keltirildi. Agar 1 kunda 135 kg dan kartoshka ishlatilsa, 3 kundan keyin keltirilgan kartoshkadan necha kg qoladi?
    

1. 
   405 kg B) 175 kg C) 275 kg D) 75 kg
   

15. 
    To`g`ri to`rtburchakning perimetri 26 sm. Uning bo`yi 8 sm bo`lsa, eni necha sm ga teng?
    

1. 
   5 sm B) 10 sm C) 16 sm D) 18 sm
   

(15-test)

1.