9-sinf uchun matematikadan test savollari III xhorak uchun

9-sinf uchun matematikadan test savollari. III chorak. IV variant

1. Tenglamani yeching:

A) -5 B) C) 5 D) 0

2. 
   150⁰ ni radianda ifodalang:
   

A) B) C) D)

2. 
   ni graduslarda ifodalang:
   

A) 100⁰ B) 150⁰ C) 175⁰ D) 205⁰

2. 
   P(1;0) nuqtani -90⁰ burchakka burish natijasidagi nuqtani koordinatasini toping.
   

A) (-1;0) B) (0;-1) C) (0;1) D) (1;0)

2. 
   Ko`paytmalarning qaysi biri musbat?
   

A) cos330⁰sin300⁰ B) tg(-100⁰)sin100⁰ C) tg89⁰cos181⁰ D) tg200⁰ctg100⁰

2. 
   nuqtaga tushish uchun (1;0) nuqtani burish kerak bo`lgan barcha burchaklarni toping.
   

A) B) C) D)

2. 
   Ushbu formulalardan qaysi biri ayniyat emas?
   

A) B) C) D)

2. 
   Ifodani soddalashtiring:
   

A) B) C) D)

2. 
   Agar va bo`lsa, ni toping
   

A) B) C) D)

2. 
   Ifodaning qiymatini toping: .
   

A) 1 B) -1 C) 2 D) 0

2. 
   Ushbu formulalardan qaysi biri noto`g`ri berilgan?
   

A) B)

C) D)

2. 
   Qo`shish fo`rmulalari yordamida hisoblang:
   

A) 0 B) 1 C) -1 D) 1/2

2. 
   Tenglamani yeching: 2
   

A) B) C) D)

2. 
   Uchburchakni uchta tamoni ma’lum bo`lsa, qaysi teoremadan foydalanib uning burchaklarini topish mumkin?
   

A) sinuslar teoremasi B) kosinuslar teoremasi C) Pifagor teoremasi D) Fales teoremasi

2. 
   Ichki burchagi 108⁰ bo`lgan muntazam ko`pburchak tomonlari sonini toping.
   

A) 5 B) 6 C) 8 D) 10

2. 
   Radiusi 6 sm bo`lgan aylanaga ichki chizilgan muntazam oltiburchak tomonini toping
   

A) 4 B) 6 C) 8 D) 10

2. 
   Tomoni 4 ga teng bo`lgan kvadratga tashqi chizilgan aylana uzunligini toping.
   

A) B) C) D) 4

2. 
   Tomoni 7 ga teng bo`lgan muntazam oltiburchakka tashqi chizilgan doira yuzini toping.
   

A) 49 B) 25 C) 36 D) 16

2. 
   Aylananing 45⁰li yoyi uzunligi 15 sm. Aylana radiusini toping.
   

A) 20 sm B) 40 sm C) 60 sm D) 80 sm

2. 
   Istalgan muntazam ko`pburchak uchun noto`g`ri tasdiqni ko`rsating.
   

A) Ichki aylana chizish munkin. B) Diogonallari teng

C) Tomonlari teng D) Burchaklari teng