9-sinf geometriya1-bsb @summativ_formativ_baholash
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9 sinf geometriyadan 1- bsb savollari 1. ๐ด๐ต๐ถ va ๐ด1๐ต1๐ถ1 uchburchaklar oโxshash. bu uchburchaklarning mos tomonlari nisbati 3:4 ga teng. agar ๐ด๐ต๐ถ uchburchak yuzi ๐ด1๐ต1๐ถ1 uchburchak yuzidan 14 m2 ga kichik boโlsa, bu uchburchaklar yuzlarini toping. (10 ball) 2. ๐ด๐ต๐ถ๐ท parallelogrammning ๐ถ๐ท tomonida ๐ธ nuqta olingan. ๐ด๐ธ va ๐ต๐ถ nurlar ๐น nuqtada kesishadi. agar ๐ท๐ธ = 6 cm, ๐ธ๐ถ = 2 cm, ๐ต๐ถ = 12 cm, ๐ด๐ธ = 15 cm boโlsa, ๐ธ๐น va ๐น๐ถ ni toping. (10 ball) 3. ๐ด๐ต๐ถ va ๐ด1๐ต1๐ถ1 uchburchaklarda: โข โ ๐ด = โ ๐ด1; โข ๐ด๐ต ๐ด1๐ต1 = ๐ด๐ถ ๐ด1๐ถ1 = 3 5 agar ๐ต๐ถ tomon ๐ต1๐ถ1 tomondan 8 cm qisqa boโlsa, ๐ต๐ถ va ๐ต1๐ถ1 tomonlar uzunliklarini toping. (10 ball) 4. rasmda tasvirlangan shaklda ๐ด๐ท = 13 โฆ
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