Matematika fanini o`qitishning asosiy maqsadlarini ko`rsating

95. Hisoblang:

a). 1

*b).

c).

d). 3
96. Ikki ishchi birga ishlab, bir ishni 8 kunda bajara oladi. Agar birinchi ishchi yolg`iz o`zi bu ishni 12 kunda bajarsa, ikkinchisi bu ishni necha kunda bajaradi.

a). 20 kunda

*b). 24 kunda

c). 12 kunda

d). 26 kunda
97. Teploxod oqim bo`yicha 13 soatda qancha yursa, oqimga qarshi 15 soatda shuncha yuradi. Agar teploxodning turg`un suvdagi tezligi 70 km/soat bo`lsa, oqimning tezligini toping.

a). 3 km/s

b). 4 km/s

c). 6 km/s

*d.). 5 km/s



98. Uchburchakning burchaklari, ayirmasi 15⁰ ga teng bo`lgan arifmetik progressiya tashkil etsa, uning katta burchagini toping

a). 80⁰

b). 60⁰

c). 105⁰

*d). 75⁰
99. Uchburchakning ikkita burchagi mos ravishda 58⁰ va 26⁰ ga teng. Uning uchinchi burchagi uchidan tushirilgan balandlik va bissektrisa orasidagi burchakni toping.

*a). 16⁰

b). 16⁰

c). 164⁰

d). 120⁰

100. Uchburchakning tomonlari mos ravishda 13 va 5 ga teng. Uning peremetri qanday eng kichik butun qiymat qabul qiladi.

a). 18

b). 19

c). 36

*d). 27
101. Trapetsiyaning diagonallari to`g`ri burchak tashkil qilib, uning har biri 8 ga teng Trapetsiyaning yuzini toping

*a). 32

b). 28

c). 30

d). 64

102. Ushbu