Burchaklar va ularning turlari. Figuralarni farqlay olish, qismlarga bo'lish

Burchaklar va ularning turlari. Figuralarni farqlay olish, qismlarga bo'lish.
1.Burchak turlari nechta?
A) 3
B) 2
C) 5
2. 90 gradusli burchak qanday burchak?
A) o'tkir
B) to'g'ri
C) o'tmas
3.O'tmas burchak deb qanday burchakka aytiladi?
A) 90 gradusdan kichik.
B) 90 gradusga teng
C) 90 gradusdan katta
4.90 gradusdan kichik burchak qanday burchak?
A) O'tkir
B) o'tmas
C) to'g'ri
5.Nuqta va undan chiquvchi ikki nurga nima deyiladi?
A) aylana
B) burchak
C) kesma
6.Uchburchakning ichki burchaklari yig'indisi nechaga teng?
A) 180
B)100
C) 360
7.Uchburchakning tashqi burchaklari yig'indisi nechaga teng?
A) 180
B) 360
C) 100
8.Uchburchak perimetri formulasi
A) a+b+c
B) a-b+c
C) a+b-c.
9.To'rtburchak perimetri formulasi
A) 2a+2b
B) a+b+c
C) 2a-2b
10.Uchburchakning nechta uchi bor
A) 4
B) 3
C) 5
1 2 3 4 5 6 7 8 9 10
A B C A B A B A A B