9-sinf geometriya1-bsb @summativ_formativ_baholash

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9 sinf geometriyadan 1- bsb savollari 1. ๐ด๐ต๐ถ va ๐ด1๐ต1๐ถ1 uchburchaklar oโ€˜xshash. bu uchburchaklarning mos tomonlari nisbati 3:4 ga teng. agar ๐ด๐ต๐ถ uchburchak yuzi ๐ด1๐ต1๐ถ1 uchburchak yuzidan 14 m2 ga kichik boโ€˜lsa, bu uchburchaklar yuzlarini toping. (10 ball) 2. ๐ด๐ต๐ถ๐ท parallelogrammning ๐ถ๐ท tomonida ๐ธ nuqta olingan. ๐ด๐ธ va ๐ต๐ถ nurlar ๐น nuqtada kesishadi. agar ๐ท๐ธ = 6 cm, ๐ธ๐ถ = 2 cm, ๐ต๐ถ = 12 cm, ๐ด๐ธ = 15 cm boโ€˜lsa, ๐ธ๐น va ๐น๐ถ ni toping. (10 ball) 3. ๐ด๐ต๐ถ va ๐ด1๐ต1๐ถ1 uchburchaklarda: โ€ข โˆ ๐ด = โˆ ๐ด1; โ€ข ๐ด๐ต ๐ด1๐ต1 = ๐ด๐ถ ๐ด1๐ถ1 = 3 5 agar ๐ต๐ถ tomon ๐ต1๐ถ1 tomondan 8 cm qisqa boโ€˜lsa, ๐ต๐ถ va ๐ต1๐ถ1 tomonlar uzunliklarini toping. (10 ball) 4. rasmda tasvirlangan shaklda ๐ด๐ท = 13 cm, ๐ท๐ต = 26 cm, ๐ท๐ธ = 5 cm, ๐ด๐ถ = 36 cm ekanligi maโ€™lum boโ€˜lsa, ๐ต๐ถ, ๐ด๐ธ va ๐ธ๐ถ kesmalar uzunliklarini toping. (10 ball) 5. rasmda tasvirlangan ๐ด๐ต๐ถ uchburchak โ€ฆ
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klar oโ€˜xshashligidan tomonlar nisbatini yoza olsa 4 ball; 3) ๐ต๐ถ va ๐ต1๐ถ1 tomonlar uzunliklari uzunliklaridan birini ๐‘ฅ bilan ikkinchisini ๐‘ฅ + 8 bilan belgilab tenglama tuza olsa, 6 ball; 4) tenglamani yechib, tomonlardan birining uzunligini toโ€˜gโ€˜ri topsa, 8 ball; ikkalasini ham toโ€˜gโ€˜ri topsa, 10 ball. 4 10 ๐ต๐ถ = 15 cm; ๐ด๐ธ = 12 cm; ๐ธ๐ถ = 24 cm 1) abc va ade uchburchaklar oโ€˜xshashligini keltira olsa, 2 ball; 2) bu uchburchaklar oโ€˜xshashligidan tomonlar nisbati tengligini keltira olsa, 5 ball; 3) nisbatdan foydalanib, bc va ae kesmalardan birini toโ€˜gโ€˜ri topsa, 7 ball, ikkalasini ham toโ€˜gโ€˜ri topsa, 9 ball; 4) uchala tomon uzunligini toโ€˜gโ€˜ri topsa, 10 ball. 5 10 48 cm 1) burchak bissektrisasi xossasini keltira olsa, 3 ball; 2) tomonlar nisbatiga shartda berilgan uzunliklarni toโ€˜gโ€˜ri qoโ€˜ya olsa, 5 ball; 3) ab kesma uzunligini toโ€˜gโ€˜ri topsa, 7 ball; 4) abc uchburchak perimetrini toโ€˜gโ€˜ri topsa, 10 ball. topshiriqlarni boshqa usullar bilan toสปgสปri โ€ฆ

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"9-sinf geometriya1-bsb @summativ_formativ_baholash" haqida

9 sinf geometriyadan 1- bsb savollari 1. ๐ด๐ต๐ถ va ๐ด1๐ต1๐ถ1 uchburchaklar oโ€˜xshash. bu uchburchaklarning mos tomonlari nisbati 3:4 ga teng. agar ๐ด๐ต๐ถ uchburchak yuzi ๐ด1๐ต1๐ถ1 uchburchak yuzidan 14 m2 ga kichik boโ€˜lsa, bu uchburchaklar yuzlarini toping. (10 ball) 2. ๐ด๐ต๐ถ๐ท parallelogrammning ๐ถ๐ท tomonida ๐ธ nuqta olingan. ๐ด๐ธ va ๐ต๐ถ nurlar ๐น nuqtada kesishadi. agar ๐ท๐ธ = 6 cm, ๐ธ๐ถ = 2 cm, ๐ต๐ถ = 12 cm, ๐ด๐ธ = 15 cm boโ€˜lsa, ๐ธ๐น va ๐น๐ถ ni toping. (10 ball) 3. ๐ด๐ต๐ถ va ๐ด1๐ต1๐ถ1 uchburchaklarda: โ€ข โˆ ๐ด = โˆ ๐ด1; โ€ข ๐ด๐ต ๐ด1๐ต1 = ๐ด๐ถ ๐ด1๐ถ1 = 3 5 agar ๐ต๐ถ tomon ๐ต1๐ถ1 tomondan 8 cm qisqa boโ€˜lsa, ๐ต๐ถ va ๐ต1๐ถ1 tomonlar uzunliklarini toping. (10 ball) 4. rasmda tasvirlangan shaklda ๐ด๐ท = 13 โ€ฆ

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