Uy » Choraklik online testlar » Matematika choraklik » 7-sinf Matematika 3-chorak Matematika choraklik 7-sinf Matematika 3-chorak InfoMaster Aprel 7, 2021 2944 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 6 5 OMAD YOR BO'LSIN! Tomonidan yaratilgan InfoMaster 7-sinf Matematika 3-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Algebraik ifodaning son qiymatini hisoblang: bunda, A) 5 B) -5 C) 3 D) 4 2 / 25 O`xshash hadlarni ixchamlang: 3,4 a - b - 1- 1,4a + 3b. A) 4,8a + 2b - 1 B) 4,8 a +4b -1 C) 2a -4b -1 D) 2a +2b -1 3 / 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 +5 B) 3a + 10 C) 3a D) 3a -10 4 / 25 Tenglamani yeching: 12x - 48 = 5x +1. A) -49/17 B) 1 C) 3 D) 7 5 / 25 Tenglamani yeching: (3x - 4) - (6 - 2x) = 3. A) 3,8 B) 1,2 C) 13 D) 2,6 6 / 25 Tenglamani yeching: A) -3/5 B) 3/5 C) -4,2 D) 21 7 / 25 Agar bo`lsa, BC ni toping. ? A) 5,3 sm B) 4,3 sm C) 17,3 sm D) 7,3 sm 8 / 25 Otasi 38 yoshda, o`g`li esa 12 yoshda. Necha yildan keyin otasi o`g`lidan ikki marta katta bo`ladi ? A) 14 B) 6 C) 9 D) 11 9 / 25 Agar uchburchakning ikkita burchagi 600 va 400 ga teng bo`lsa, uning noma’lum burchagini toping A) 120° B) 20° C) 100° D) 80° 10 / 25 x ni shunday birhadga almashtiringki, natijada ikkihadning kvadrati hosil bo`lsin: a2 – 6ab + x A) 3b B) b² C) 9b² D) 36b² 11 / 25 Teng yonli tog`ri burchakli uchburchak kichik burchagini toping. A) 15° B) 60° C) 45° D) 30° 12 / 25 Uzunliklari 4 sm, 5 sm , 6 sm, 7 sm bo`lgan kesmalardan nechta uchburchak yasash mumkin ? A) 4 B) 2 C) 5 D) 3 13 / 25 Hisoblang: (12a4b3 +21a2b4) : 3a2b3 A) 4a + 7 b B) 4a² + 7ab C) 4ab + 7b D) 4a² + 7b 14 / 25 Birhadning son qiymatini toping: 0.5*a²b³c , bunda a= -2, b= -1, c=10. A) 10 B) 20 C) -20 D) 40 15 / 25 Agar uchburchakning ikkita burchagi 400 va 300 ga teng bo`lsa, uning uchinchi burchagiga qo`shni burchagini toping A) 70° B) 100° C) 120° D) 110° 16 / 25 Hisoblang: 26∙(4/3)−(4/3)∙23 A) 2 B) 4/3 C) 4 D) 3 17 / 25 Hisoblang: 139∙15 + 18∙139 + 15∙261 + 18∙261. A) 1324 B) 1320 C) 132400 D) 13200 18 / 25 n ning qanday qiymatida tenglik to`g`ri bo`ladi: A) 2 B) 1 C) 3 D) 8 19 / 25 Hisoblang: A) 4 B) 1/4 C) 2 D) 1/2 20 / 25 Uchburchakning bir uchi va shu uchining qarshisidagi tomon o`rtasini tutashtiruvchi kesma nima deb ataladi A) to`g`ri javob yo`q B) balandlik C) mediana D) bissektrisa 21 / 25 To`g`ri chiziqning ixtiyoriy nuqtasidan unga nechta perpendikulyar to`g`ri chiziq o`tkazish mumkin ? A) 2 B) 1 C) 3 D) istalgancha 22 / 25 Ko`phadning son qiymatini toping: x2 +2xy +y2, bunda x = 1,2, y = -1,2. A) 2 B) 1 C) 5,76 D) 0 23 / 25 Teng yonli uchburchakning perimetri 48, yon tomoni 18 ga teng. Uning asosini toping A) 16 B) 14 C) 12 D) 18 24 / 25 Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan ikkitasining yig`indisi 1200. Bu burchaklarni toping A) 45gradus, 75gradus B) 15gradus , 105gradus C) 60gradus , 60gradus D) 30gradus , 90gradus 25 / 25 Hisoblang: A) 625 B) 25 C) 5 D) 1 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
