math 6-sinf #2

Uchburchaklar va to’rtburchaklarning umumiy soni 45ta. Burchaklari soni esa 160 ta bo’lsa, uchburchaklar nechta

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Savdogarning 1,2,3,4,.....39,40ta toshi bor uni har kun bozorga etib ketirish noqulaylik tug’dirganligi tufayli toshlardan shunday 4 tasini tanladiki, ular yordamida 1......40 gacha hamma yukni o’lchab bilgan ( ikki pallali tarozi).

• 1.3.9.27

• 1.3.7.25

• 1.9.5.27

• 1.8.11.25

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Agar 27/31+75/41+144/51=a bo’lsa 4/31+7/41+9/31=?

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taqqoslang

• a>b

• a<b

• a=b

To’g’ri to’rtburchak ning tomonlari a=5, b=7 bo’lsa perimetrini toping?

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Berilgan ikki sondan biri 15 ga teng. Bu sonlarlarning EKUKi 75 ga , EKUBi 5 ga teng . Ikkinchi sonni toping .

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