7-sinf Matematika 3-chorak Aprel 7, 2021Aprel 7, 2021 da chop etilgan InfoMaster tomonidan 7-sinf Matematika 3-chorak ga fikr bildirilmagan. 239 OMAD YOR BO'LSIN! 7-sinf Matematika 3-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Teng yonli tog`ri burchakli uchburchak kichik burchagini toping. A) 60° B) 15° C) 45° D) 30° 2 / 25 Birhadning son qiymatini toping: 0.5*a²b³c , bunda a= -2, b= -1, c=10. A) 20 B) 40 C) -20 D) 10 3 / 25 Hisoblang: 29,42 – 29,32. A) 5,87 B) 0,01 C) 58,7 D) 0, 587 4 / 25 Kasrlarning ayirmasini toping A) -1/5 B) (5b-2)/5b C) 3/5b D) 1/4b 5 / 25 Ko`paytuvchilarga ajrating: 3a3 – 3. A) 3 (a-1)(a+1) B) 3(a-1)(a²-a+1) C) 3(a-1)(a²- a-1) D) 3(a-1)(a²+a+1) 6 / 25 Ko`paytirishni bajaring: (x2 + 1)(x -1)(x+1) A) (x - 1)⁴ B) x⁴+1 C) x⁴ – 1 D) (x + 1)⁴ 7 / 25 To`rtburchak ichki burchaklari yig`indisi necha gradusga teng ? A) 180° B) 360° C) 270° D) 540° 8 / 25 Surati p va q sonlarining ayirmasiga, maxraji esa ularning ko`paytmasiga teng bo`lgan algebraik kasrni yozing. A) (p-q)/pq B) (p+q)/pq C) pq/(p+q) D) pq/(p-q) 9 / 25 Ko`paytuvchilarga ajrating: 16a2 – 81. A) (16a – 81)(16a +81) B) (4a – 9)² C) (4a-3)(4a+3) D) (4a-9)(4a+9) 10 / 25 Agar uchburchakning ikkita burchagi 400 va 300 ga teng bo`lsa, uning uchinchi burchagiga qo`shni burchagini toping A) 110° B) 70° C) 100° D) 120° 11 / 25 Quyidagi mulohazalardan qaysi biri noto`g`ri ? A) Uchburchakda katta tomon qarshisida katta burchak yotadi . B) Uchburchakda kichik burchak qarshisida katta tomon yotadi. C) Uchburchakda kichik burchak qarshisida kichik tomon yotadi D) Uchburchakda katta burchak qarshisida katta tomon yotadi. 12 / 25 Tenglamaning ildizlarini toping: x2 – 49 = 0. A) 49 va – 49 B) 7 va -7 C) -7 D) 7 13 / 25 Teng yonli uchburchakning perimetri 48 ga teng. Uning tomonlaridan biri 12 ga teng bo`lsa, qolgan tomonlarini toping A) 18; 24 B) 18; 18 C) 12; 12 D) 16; 16 14 / 25 Teng yonli uchburchakning asosi yon tomonidan 3 birlikka kam, perimetri 36 ga teng bo`lsa uchburchakning yon tomonini toping. A) 12 B) 8 C) 10 D) 13 15 / 25 Teng yonli uchburchakning perimetri 48, yon tomoni 18 ga teng. Uning asosini toping A) 18 B) 14 C) 12 D) 16 16 / 25 Hisoblang: A) a/b B) b² C) a²b² D) a² 17 / 25 Hisoblang: A) 25 B) 625 C) 1 D) 5 18 / 25 Amallarni bajaring: 12,42 + (4,234 - 2,42). A) 19,174 B) 5,76 C) 10,606 D) 14,234 19 / 25 Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan uchtasining yig`indisi 250 gradus ga teng. Burchaklardan kichigini toping. A) 70° B) 40° C) 35° D) 50° 20 / 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 C) 3a + 10 D) 3a +5 21 / 25 a sonni shunday tanlangki, 3x - 4 = a - 2x tenglama x = 1 ildizga ega bo`lsin A) -9 B) 5 C) 0 D) 1 22 / 25 Uchta nuqta to`g`ri chiziqni nechta bo`lakka bo`ladi ? A) 2 B) 9 C) 4 D) 3 23 / 25 Soatning soat mili 3 soatda necha gradusga buriladi ? A) 30° B) 45° C) 60° D) 90 ° 24 / 25 Vertikal burchaklarning yig`indisi 70 gradusga teng. Bu burchaklarni toping. A) 35gradus va 35gradus B) 55gradus va 55gradus C) 15gradus va 55gradus D) 30gradus va 40gradus 25 / 25 Tenglik shaklida yozing: a va b sonlari yig`indisining ikkilangani ularning ko`paytmasiga teng. A) a + b = 2 • a • b B) a + b • 2 = a • b C) 2∙(a+b) = 2a • b D) 2∙(a+b) = a • b 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 Matematika choraklik Teglar:7-sinf, matematika