Matematika 106/4


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ga, og’maning tekistlikdagi proyeksiyasi 24 ga teng. Perpendikulyarning uzunligini toping.
A) 7 B) 21 C) D) E) 14

  • Koordinatalar boshiga nisbatan nuqtaga simmetrik bo’lgan nuqtani toping.
    A) B) C)
    D) E)

  • Quyida keltirilgan paralellogrammlarning qaysilari barcha yon yoqlari asos tekistligi bilan bir hil burchak tashkil qiladigan piramidaning asosi bo’lishi mumkin?
    A) romb yoki kvadrat
    B) kvadrat yoki to’g’ri to’rtburchak
    C) ixtiyoriy paralellogramm
    D) faqat to’g’ri to’rtburchak
    E) faqat kvadrat

  • Quyidagi tasdiqlarning qaysilari to’g’ri?
    1) ikkita o’xshash jism hajmlarining nisbati ularning mos chiziqli o’lchovlari kublarining nisbatiga teng;
    2) silindrning hajmi asosining yuzi bilan balandligi ko’paytmasining uchdan biriga teng;
    3) sharning hajmi ga teng;
    4) shar segmentining hajmi ga teng; (-shar segmentining balandligi,
    -sharning radiusi);
    5) asosining radiusi ga, balandligi ga teng silindr yon sirtining yuzi ga teng.
    A) 1;4;5 B) 2;3;4 C) 1;2;3 D) 1;3;4 E) 3;4;5

  • ni soddalashtiring.
    A) B) 2 C) -2 D) E)

  • Quyidagi formulalardan qaysilari to’g’ri ?
    1) ;
    2)
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