Uy » Choraklik online testlar » Matematika choraklik » 7-sinf Matematika 3-chorak Matematika choraklik 7-sinf Matematika 3-chorak InfoMaster Aprel 7, 2021 3163 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 6 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 7-sinf Matematika 3-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Ko`paytuvchilarga ajrating: 16a2 – 81. A) (4a-9)(4a+9) B) (16a – 81)(16a +81) C) (4a – 9)² D) (4a-3)(4a+3) 2 / 25 Uzunliklari 4 sm, 5 sm , 6 sm, 7 sm bo`lgan kesmalardan nechta uchburchak yasash mumkin ? A) 5 B) 4 C) 3 D) 2 3 / 25 Hisoblang: 139∙15 + 18∙139 + 15∙261 + 18∙261. A) 13200 B) 1320 C) 132400 D) 1324 4 / 25 Teng yonli tog`ri burchakli uchburchak kichik burchagini toping. A) 60° B) 15° C) 45° D) 30° 5 / 25 Agar uchburchakning ikkita burchagi 400 va 300 ga teng bo`lsa, uning uchinchi burchagiga qo`shni burchagini toping A) 100° B) 70° C) 120° D) 110° 6 / 25 Ko`paytirishni bajaring: (x2 + 1)(x -1)(x+1) A) (x - 1)⁴ B) (x + 1)⁴ C) x⁴+1 D) x⁴ – 1 7 / 25 Hisoblang: (12a4b3 +21a2b4) : 3a2b3 A) 4a + 7 b B) 4ab + 7b C) 4a² + 7ab D) 4a² + 7b 8 / 25 Soddalashtiring: (c-3)2 – (c+3)(3-c) A) 0 B) 2c²–6c+18 C) 2c²– 6c D) -6c 9 / 25 Kasrni qisqartiring: A) b/3a B) 3b/a C) 3/a D) 3/ab 10 / 25 Algebraik ifodaning qiymatini toping: 3a + 2b, bunda a = 3, b = -5. A) 0 B) 4 C) -1 D) 19 11 / 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) 2∙(a+b) = 2a • b D) a + b = 2 • a • b 12 / 25 Burchak bissektrisasi uning tomoni bilan 41°li burchak hosil qiladi. Berilgan burchakni toping. A) 59 ° B) 49° C) 139° D) 82° 13 / 25 Tenglamani yeching: 0,04x = 4 A) 0,016 B) 10 C) 0,16 D) 100 14 / 25 75 gradusli burchakka qo`shni burchakni toping. A) 15 gradus B) 115 gradus C) 105 gradus D) 45 gradus 15 / 25 Otasi 38 yoshda, o`g`li esa 12 yoshda. Necha yildan keyin otasi o`g`lidan ikki marta katta bo`ladi ? A) 9 B) 6 C) 14 D) 11 16 / 25 Teng yonli uchburchakning perimetri 48, yon tomoni 18 ga teng. Uning asosini toping A) 18 B) 14 C) 16 D) 12 17 / 25 To`g`ri chiziqning ixtiyoriy nuqtasidan unga nechta perpendikulyar to`g`ri chiziq o`tkazish mumkin ? A) 1 B) istalgancha C) 2 D) 5 18 / 25 To`g`ri chiziqning ixtiyoriy nuqtasidan unga nechta perpendikulyar to`g`ri chiziq o`tkazish mumkin ? A) istalgancha B) 2 C) 3 D) 1 19 / 25 Teng yonli uchburchakning asosi yon tomonidan 3 birlikka kam, perimetri 36 ga teng bo`lsa uchburchakning yon tomonini toping. A) 12 B) 10 C) 8 D) 13 20 / 25 Hisoblang: A) 2 B) 1/2 C) 4 D) 1/4 21 / 25 Uchburchakning bir uchidan shu uchining qarshisidagi tomonga tushirilgan perpendikulyar nima deb ataladi A) bissektrisa B) mediana C) balandlik D) to`g`ri javob yo`q 22 / 25 Uchburchakning bir uchi va shu uchining qarshisidagi tomon o`rtasini tutashtiruvchi kesma nima deb ataladi A) balandlik B) mediana C) bissektrisa D) to`g`ri javob yo`q 23 / 25 Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan ikkitasining yig`indisi 1200. Bu burchaklarni toping A) 60gradus , 60gradus B) 15gradus , 105gradus C) 30gradus , 90gradus D) 45gradus, 75gradus 24 / 25 n ning qanday qiymatida tenglik to`g`ri bo`ladi: A) 1 B) 8 C) 3 D) 2 25 / 25 Hisoblang: A) 5 B) 625 C) 1 D) 25 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
