Uy » Choraklik online testlar » Matematika choraklik » 7-sinf Matematika 3-chorak Matematika choraklik 7-sinf Matematika 3-chorak InfoMaster Aprel 7, 2021 1707 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 5 1 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 7-sinf Matematika 3-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Soddalashtiring: (c-3)2 – (c+3)(3-c) A) 2c²–6c+18 B) 2c²– 6c C) -6c D) 0 2 / 25 Hisoblang: 139∙15 + 18∙139 + 15∙261 + 18∙261. A) 1320 B) 1324 C) 132400 D) 13200 3 / 25 Quyidagi mulohazalardan qaysi biri noto`g`ri ? A) Uchburchakda kichik burchak qarshisida katta tomon yotadi. B) Uchburchakda kichik burchak qarshisida kichik tomon yotadi C) Uchburchakda katta tomon qarshisida katta burchak yotadi . D) Uchburchakda katta burchak qarshisida katta tomon yotadi. 4 / 25 Kasrlarning ayirmasini toping A) (5b-2)/5b B) 1/4b C) -1/5 D) 3/5b 5 / 25 Hisoblang: 29,42 – 29,32. A) 0, 587 B) 5,87 C) 0,01 D) 58,7 6 / 25 Agar uchburchakning ikkita burchagi 600 va 400 ga teng bo`lsa, uning noma’lum burchagini toping A) 20° B) 80° C) 120° D) 100° 7 / 25 Uzunliklari 4 sm, 5 sm , 6 sm, 7 sm bo`lgan kesmalardan nechta uchburchak yasash mumkin ? A) 5 B) 2 C) 4 D) 3 8 / 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) 9 / 25 (x -1) : (x+1) = 3 : 5 tenglamaning ildizi bo`lsa, 41 - ifodaning son qiymatini toping. A) 4 B) 37 C) 23 D) 26 10 / 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 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 +5 C) 3a -10 D) 3a 12 / 25 Tenglamani yeching: 12x - 48 = 5x +1. A) 1 B) 3 C) 7 D) -49/17 13 / 25 Tenglamani yeching: A) 21 B) 3/5 C) -4,2 D) -3/5 14 / 25 Vertikal burchaklarning yig`indisi 70 gradusga teng. Bu burchaklarni toping. A) 15gradus va 55gradus B) 30gradus va 40gradus C) 35gradus va 35gradus D) 55gradus va 55gradus 15 / 25 Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan uchtasining yig`indisi 250 gradus ga teng. Burchaklardan kichigini toping. A) 40° B) 35° C) 50° D) 70° 16 / 25 O`xshash hadlarni ixchamlang: 3,4 a - b - 1- 1,4a + 3b. A) 2a -4b -1 B) 2a +2b -1 C) 4,8 a +4b -1 D) 4,8a + 2b - 1 17 / 25 Hisoblang: A) 5 B) 25 C) 625 D) 1 18 / 25 To`g`ri chiziqning ixtiyoriy nuqtasidan unga nechta perpendikulyar to`g`ri chiziq o`tkazish mumkin ? A) istalgancha B) 5 C) 1 D) 2 19 / 25 Birhadning son qiymatini toping: bunda y=-15, x=6 A) 18 B) 3 C) -1 D) 12 20 / 25 Uchburchakning bir uchidan shu uchining qarshisidagi tomonga tushirilgan perpendikulyar nima deb ataladi A) mediana B) to`g`ri javob yo`q C) balandlik D) bissektrisa 21 / 25 Teng yonli uchburchakning asosi yon tomonidan 3 birlikka kam, perimetri 36 ga teng bo`lsa uchburchakning yon tomonini toping. A) 13 B) 8 C) 12 D) 10 22 / 25 Teng yonli uchburchakning perimetri 48, yon tomoni 18 ga teng. Uning asosini toping A) 18 B) 16 C) 14 D) 12 23 / 25 Hisoblang: A) 1/2 B) 4 C) 1/4 D) 2 24 / 25 Hisoblang: A) a²b² B) b² C) a/b D) a² 25 / 25 Ko`phadning son qiymatini toping: x2 +2xy +y2, bunda x = 1,2, y = -1,2. A) 1 B) 5,76 C) 2 D) 0 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
