Uy » Choraklik online testlar » Matematika choraklik » 7-sinf Matematika 3-chorak Matematika choraklik 7-sinf Matematika 3-chorak InfoMaster Aprel 7, 2021 2844 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 6 34 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 7-sinf Matematika 3-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Ko`paytuvchilarga ajrating: 3a3 – 3. A) 3(a-1)(a²- a-1) B) 3(a-1)(a²-a+1) C) 3 (a-1)(a+1) D) 3(a-1)(a²+a+1) 2 / 25 Agar uchburchakning ikkita burchagi 400 va 300 ga teng bo`lsa, uning uchinchi burchagiga qo`shni burchagini toping A) 70° B) 100° C) 110° D) 120° 3 / 25 Hisoblang: (12a4b3 +21a2b4) : 3a2b3 A) 4a² + 7b B) 4a² + 7ab C) 4ab + 7b D) 4a + 7 b 4 / 25 Soddalashtiring: (c-3)2 – (c+3)(3-c) A) 0 B) 2c²–6c+18 C) -6c D) 2c²– 6c 5 / 25 x ni shunday birhadga almashtiringki, natijada ikkihadning kvadrati hosil bo`lsin: a2 – 6ab + x A) 3b B) b² C) 36b² D) 9b² 6 / 25 Birhadning son qiymatini toping: 0.5*a²b³c , bunda a= -2, b= -1, c=10. A) 20 B) 40 C) 10 D) -20 7 / 25 Agar uchburchakning burchaklari 2,3,4 sonlariga proporsional bo`lsa, ularni toping. A) 20°, 30°, 40° B) 80°, 120°, 160° C) 30°, 45°, 60° D) 40°, 60°, 80° 8 / 25 Kasrlarning ayirmasini toping A) 1/4b B) -1/5 C) 3/5b D) (5b-2)/5b 9 / 25 Tenglamaning ildizlarini toping: x2 – 49 = 0. A) 49 va – 49 B) 7 C) -7 D) 7 va -7 10 / 25 Tog`ri burchakli uchburchakning gipotenuzasi 12 sm, 300 li burchak qarshisidagi katet uzunligini toping. A) 6 sm B) 4 sm C) 12 sm D) 9 sm 11 / 25 Teng yonli uchburchakning perimetri 48 ga teng. Uning tomonlaridan biri 12 ga teng bo`lsa, qolgan tomonlarini toping A) 18; 18 B) 16; 16 C) 18; 24 D) 12; 12 12 / 25 Uchburchakning bir uchidan shu uchining qarshisidagi tomonga tushirilgan perpendikulyar nima deb ataladi A) bissektrisa B) to`g`ri javob yo`q C) balandlik D) mediana 13 / 25 Algebraik ifodaning qiymatini toping:, bunda a = 10, b = -5 A) 250 B) -1250 C) -50 D) 0 14 / 25 Hisoblang: A) a²b² B) a² C) a/b D) b² 15 / 25 Ifodani soddalashtiring: A) 2a B) 6b C) 10a + 6b D) 10a 16 / 25 Burchak bissektrisasi uning tomoni bilan 41°li burchak hosil qiladi. Berilgan burchakni toping. A) 82° B) 49° C) 59 ° D) 139° 17 / 25 Futbol musobaqasida har biri 1500 so`mdan 6000 ta chipta va har biri 2000 so`mdan 4000 ta chipta sotildi. Hamma chiptalar uchun qancha pul olingan ? A) 14560000 B) 9800000 C) 8900000 so`m D) 17000000 so`m 18 / 25 Tenglik shaklida yozing: a va b sonlari yig`indisining ikkilangani ularning ko`paytmasiga teng. A) 2∙(a+b) = a • b B) a + b = 2 • a • b C) a + b • 2 = a • b D) 2∙(a+b) = 2a • b 19 / 25 Tenglamani yeching: (3x - 4) - (6 - 2x) = 3. A) 13 B) 3,8 C) 1,2 D) 2,6 20 / 25 Agar qo`shni burchaklar gradus o`lchovlari nisbati 4:5 bo`lsa, ularni toping. A) 60gradus; 75gradus B) 80gradus; 100gradus C) 40gradus; 140gradus D) 70gradus; 110gradus 21 / 25 Vertikal burchaklarning yig`indisi 70 gradusga teng. Bu burchaklarni toping. A) 15gradus va 55gradus B) 35gradus va 35gradus C) 55gradus va 55gradus D) 30gradus va 40gradus 22 / 25 Bo`yi enidan 3 marta katta bo`lgan to`g`ri to`rtburchakning perimetri 120 sm ga teng. Shu to`g`ri to`rtburchakning bo`yini toping. A) 60 sm B) 45 sm C) 90 sm D) 15 sm 23 / 25 Uchta nuqta to`g`ri chiziqni nechta bo`lakka bo`ladi ? A) 2 B) 9 C) 4 D) 3 24 / 25 Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan uchtasining yig`indisi 250 gradus ga teng. Burchaklardan kichigini toping. A) 50° B) 70° C) 35° D) 40° 25 / 25 (x -1) : (x+1) = 3 : 5 tenglamaning ildizi bo`lsa, 41 - ifodaning son qiymatini toping. A) 37 B) 23 C) 26 D) 4 0% Testni qayta ishga tushiring Baholash mezoni 86%-100% 5 baho 71%-85% 4 baho 56%-70% 3 baho 55% va kamiga 2 baho Fikr-mulohaza yuboring Author: InfoMaster Foydali bo'lsa mamnunmiz
