Uy » Choraklik online testlar » Matematika choraklik » 8-sinf Matematika 4-chorak Matematika choraklik 8-sinf Matematika 4-chorak InfoMaster May 5, 2021 1546 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 5 0 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 8-sinf Matematika 4-chorak Testni Shirinboyev Temur tayyorladi. 1 / 25 Aylanani 2:7 nisbatda bo’luvchi vatarning uchlaridan ikkita urinma o’tkazilgan. Hosil bo’lgan uchburchakning burchaklarini toping ( gradusda ). A) 60, 40 , 100 B) 40, 90 , 200 C) 90, 40 , 60 D) 40, 40 , 100 2 / 25 4 : 9 sonining 1 : 2 soniga yaqinlashishining absalyut xatoligini toping: A) -1/18 B) 1/15 C) 1/16 D) 1/18 3 / 25 To’g’ri to’rtburchakning yuzi 400 ga,tomonlarining nisbati 4:1 ga teng. Shu to’g’ri to’rtburchakning perimetrini toping A) 100 B) 80 C) 200 D) 120 4 / 25 Tengsizlikning ikkala qismini 2 ga bo’ling: -2< 5 A) -1<0,5 B) -1<2,5 C) -1≤2,5 D) 1<5 5 / 25 Agar to’g’ri to’rtburchakning tomonlari 4 marta orttirilsa, uning yuzi necha marta ortadi? A) 4 B) 32 C) 8 D) 16 6 / 25 Asoslari 8 va 12 ga teng bo’lgan teng yonli trapetsiyaning diagonallari o’zaro perpendikulyar. Uning yuzini toping. A) 76 B) 100 C) 144 D) 64 7 / 25 17 : 25 sonini 0,1 gacha aniqlikda o’nli kasr ko’rinishida tasvirlang: A) 0,8 B) 0,5 C) 0,9 D) 0,7 8 / 25 n ning quyidagi tengsizlikni qanoatlantiruvchi butun sondan iborat eng katta qiymatini toping: n≤3 A) n=2 B) n=-2 C) n=3 D) n=-3 9 / 25 Tenglmalar sistemasini yeching A) x=2, y=-2 B) x=3, y=1 C) x=1, y=-1 D) x=5, y=-1 10 / 25 Tengsizliklar sistemasini yeching A) XϵØ B) x=11 C) x=3 D) x>11 11 / 25 Tengsizlikni yeching: 4(x-1)+5(x+1)<6(x+2)+7(x-1) A) x<-1 B) x>1 C) x<-6 D) x>-1 12 / 25 Tenglamani yeching A) x₁,₂=±8 B) x₁,₂=√64 C) x₁,₂=-8 D) x₁,₂=8 13 / 25 Tenglmalar sistemasini yeching A) x=2, y=2 B) x=-3, y=2 C) x=-2, y=-1 D) x=2, y=1 14 / 25 Kvadrat tenglamani yeching A) x₁=2, x₂=5 B) x₁=-5, x₂=2 C) ø D) x₁=-2, x₂=5 15 / 25 Tenglamalar sistemasini yeching A) x=-6, y=-2 B) x=-4, y=-2 C) x=-3, y=-2 D) x=6, y=-2 16 / 25 Tenglamani yeching A) x₁,₂=±5 B) x₁,₂=-5 C) x=5 D) x₁,₂=5 17 / 25 Ikki soning ayirmasi 3 ga, ularning ko`paytmasi 28 ga teng. Shu sonlarni toping A) 5 va 2 B) 7 va 14 C) 17 va 14 D) 7 va 4 18 / 25 x ning qanday qiymatida funksiyaning qiymati 1 ga teng bo’ladi A) 12/13 B) 16/10 C) 15/8 D) 17/8 19 / 25 Qavariq n burchak ichki burchaklarning yig`indisi qaysi formula yordamida topiladi? A) 180(n-2) B) 180(n-2)/n C) n-2/n D) 180(n-3) 20 / 25 To'rtburchak tomonlari 6mm, 8mm, 10mm va 1sm ga teng. Shu to`rtburchakning perimetrini toping. A) 34 B) 35 C) 24 D) 25 21 / 25 Quyidagi nuqtalardan qaysi biri y=3x+7 funksiyaga tegishli. A) (1;11) B) (-1;4) C) (2;10) D) (3;5) 22 / 25 Ta'rifni to'ldiring. Qarama-qarshi tamonlari o'zaro parallel bo'lgan to'g'ri to'rtburchak .... deb ataladi. A) Romb B) Trapetsiya C) Uchburchak D) Parallelogramm 23 / 25 Tenglmalar sistemasini yeching. A) x=2, y=-1 B) x=2, y=1 C) x=1, y=2 D) x=-2, y=1 24 / 25 Tengsizliklar sistemasining yechimi bo`ladigan eng katta butun sonni toping: A) x=3 B) x=-2 C) x=1 D) x=-1 25 / 25 (x,y ) sonlar juftligi sistemaning yechimi bo`lsa, y*x ni aniqlang A) -4 B) -5 C) 6 D) 5 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
