Uy » Choraklik online testlar » Matematika choraklik » 7-sinf Matematika 3-chorak Matematika choraklik 7-sinf Matematika 3-chorak InfoMaster Aprel 7, 2021 1921 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 5 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 7-sinf Matematika 3-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Uchburchakning bir uchi va shu uchining qarshisidagi tomon o`rtasini tutashtiruvchi kesma nima deb ataladi A) bissektrisa B) mediana C) to`g`ri javob yo`q D) balandlik 2 / 25 Ko`phadning son qiymatini toping: x2 +2xy +y2, bunda x = 1,2, y = -1,2. A) 5,76 B) 2 C) 1 D) 0 3 / 25 Birhadning son qiymatini toping: bunda y=-15, x=6 A) 3 B) 12 C) 18 D) -1 4 / 25 Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan ikkitasining yig`indisi 1200. Bu burchaklarni toping A) 30gradus , 90gradus B) 15gradus , 105gradus C) 45gradus, 75gradus D) 60gradus , 60gradus 5 / 25 Algebraik ifodaning qiymatini toping: bunda a= 2 b=5 A) 50 B) 1250 C) 250 D) 0 6 / 25 Ifodani soddalashtiring: A) 2a B) 10a C) 6b D) 10a + 6b 7 / 25 To`g`ri chiziqning ixtiyoriy nuqtasidan unga nechta perpendikulyar to`g`ri chiziq o`tkazish mumkin ? A) 5 B) 1 C) 2 D) istalgancha 8 / 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) 15 sm B) 60 sm C) 90 sm D) 45 sm 9 / 25 Burchak bissektrisasi uning tomoni bilan 41°li burchak hosil qiladi. Berilgan burchakni toping. A) 49° B) 82° C) 139° D) 59 ° 10 / 25 Algebraik ifodaning qiymatini toping: 3a + 2b, bunda a = 3, b = -5. A) 19 B) 4 C) 0 D) -1 11 / 25 Teng yonli uchburchakning asosining uzunligi a ga teng bo`lib, u yon tomonlaridan 5 ga ortiq. Shu uchburchakning perimetrini hisoblash uchun ifoda tuzing. A) 3a + 10 B) 3a -10 C) 3a +5 D) 3a 12 / 25 Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan uchtasining yig`indisi 250 gradus ga teng. Burchaklardan kichigini toping. A) 35° B) 40° C) 70° D) 50° 13 / 25 Agar qo`shni burchaklar gradus o`lchovlari nisbati 4:5 bo`lsa, ularni toping. A) 80gradus; 100gradus B) 70gradus; 110gradus C) 40gradus; 140gradus D) 60gradus; 75gradus 14 / 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 15 / 25 Tenglamani yeching: 0,04x = 4 A) 0,016 B) 10 C) 0,16 D) 100 16 / 25 Agar bo`lsa, BC ni toping. ? A) 5,3 sm B) 7,3 sm C) 17,3 sm D) 4,3 sm 17 / 25 To`rtburchak ichki burchaklari yig`indisi necha gradusga teng ? A) 270° B) 180° C) 360° D) 540° 18 / 25 Soddalashtiring: (c-3)2 – (c+3)(3-c) A) 2c²–6c+18 B) 2c²– 6c C) -6c D) 0 19 / 25 Ko`paytuvchilarga ajrating: 3a3 – 3. A) 3(a-1)(a²- a-1) B) 3 (a-1)(a+1) C) 3(a-1)(a²-a+1) D) 3(a-1)(a²+a+1) 20 / 25 Tog`ri burchakli uchburchakning gipotenuzasi 12 sm, 300 li burchak qarshisidagi katet uzunligini toping. A) 12 sm B) 4 sm C) 9 sm D) 6 sm 21 / 25 Hisoblang: 139∙15 + 18∙139 + 15∙261 + 18∙261. A) 1320 B) 1324 C) 132400 D) 13200 22 / 25 Kasrni qisqartiring: A) 3b/a B) 3/ab C) 3/a D) b/3a 23 / 25 Ko`paytuvchilarga ajrating: 16a2 – 81. A) (16a – 81)(16a +81) B) (4a-3)(4a+3) C) (4a-9)(4a+9) D) (4a – 9)² 24 / 25 Hisoblang: 26∙(4/3)−(4/3)∙23 A) 3 B) 4/3 C) 2 D) 4 25 / 25 Tenglamaning ildizlarini toping: x2 – 49 = 0. A) 7 va -7 B) 7 C) 49 va – 49 D) -7 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
