1-sinf matematika 4- nazorat ishi

1-sinf matematika 4-nazorat ishi 1-variant 1. masalani yeching: to’plamda 12 ta uchburchak, uchburchaklardan 4 ta shakl kam beshburchaklar bor. to’plamda jami qancha shakl bor ? 2. amallarni bajaring: (68-22)-21= 78-(24+13)= 3. tog’ri to’rtburchak chizing va undan xohlagancha simmetiya o’tkazing 4. uchburchakning bir tomoni 4 dm, ikkinchi tomoni 5 dm, uchunchi tomoni 6dm. uchburchakning perimetrini toping. 5. o’tkir burchak, o’tmas burchak va to’g’ri burchak chizing va nomlarini yozing. 5 dm 6 dm 4 dm p=? dm 1-sinf matematika 4-nazorat ishi 2-variant 2. masalani yeching: javonda 14 ta ertak kitob, ertak kitobdan 3 ta kam she’riy kitob bor. javonda jami qancha kitob bor ? 2. amallarni bajaring: (98-43)-32= 89-(32+26)= 3. kvadrat chizing va undan xohlagancha simmetiya o’tkazing 4. uchburchak...

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