Parallelogramning y uzi

S = 8 2 =64 sm 2 1. Agar kvadrat tomoni 8 smga teng bo’lsa, uning yuzini toping 1) 16 2) 64 3) 32 Takrorlovchi test

а = 4 sm Р = 4·4 =16 sm 2. Agar kavadratning yuzi 16 sm ga teng bo’lsa, uning perimetrini toping 1) 64 3) 162) 32 Takrorlovchi test

S = 10 2 :2=50 sm 2 3. To’g’ri burchakli uchburchakning katetlari 10 sm bo’lsa, uning yuzini toping 3) 20 1) 50 2) 25

S = 10·8 = 80 sm 2 4. To’g’ri burchakning bir uchidan chiquvchi ikki tomoni 10 sm va 8 sm bo’lsa uning yuzini toping 1) 36 3) 802) 40