#1 Ko’phad ko’rinishida yozing

#1 Ko’phad ko’rinishida yozing
+A)
B)
C)
D)
#2 ….. uchburchakning hamma medianalari teng bo’ladi.
A)teng yonli
B)to’g’ri burchakli
+C)teng tomonli
D)ixtiyoriy uchburchakning
#3 Teng yonli uchburchakning bir tomoni ikkinchisidan 3 sm qisqa va perimetri 36 sm bo‘lsa, uning yon tomonini toping.
+A)11 B)12 C)14 D)18
#4 Tenglamani yeching.

A)9 +B)-9 C)3 D)-3
#5 Ko’paytuvchilarga ajrating

1. 
   
   

B)
+C)
D) )
#6 Hisoblang
+A) B) C) D)
#7 Kasr – ratsional ifodalarni soddalashtiring.
A) B) +C) D)
#8 Agar a||b, b||c bo‘lsa, a⊥c bo‘ladi. Berilgan tasdiq to’g’rimi
A)Ha +B)Yo’q
#9 Agar a||b, b⊥c, c⊥d bo‘lsa, quyidagi javoblarning qaysi biri to‘g‘ri?
A) a⊥d, b⊥d; +B) a⊥c, b||d; C) a||c, a⊥d; D) a⊥c, a⊥d, b⊥d.
#10 . Ikki parallel to‘g‘ri chiziqni uchinchi to‘g‘ri chiziq bilan kesganda hosil bo‘lgan uchta almashinuvchi burchaklar yig‘indisi 290° ga teng. To‘rtinchi almashinuvchi burchakni toping.
A) 145° B) 110° C) 36° D) 70°