• 4. Tomoni 6 sm bo‘lgan teng tomonli uchburchakka ichki chizilgan doiraning юzini toping. II variant
  • I poyezd 4 soatda 336 km, avtobus 3 soatda 126 km yo’l bosdi. Avtobusning tezligi poyezd tezligidan necha marta kam? Yechish




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    Sana02.04.2021
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    6 - nazorat ishi

    I variant

    1. Katetlari 9 va 12 bo‘lgan to‘gri burchakli uchburchakka tashqi chizilgan aylananing uzunlini toping.



    2. Gradus o‘lchovi va radiusi 6 sm bo‘lgan aylana yoyining uzunligini toping.

    3. Temir yo‘l polotnosining egilish radiusi 4 km, egilish yoyining uzunligi –

    392,5 m. Egilish yoyining gradus o‘lchovini toping.

    4. Tomoni 6 sm bo‘lgan teng tomonli uchburchakka ichki chizilgan doiraning юzini toping.

    II variant

    1. Katetlari 24 va 7 bo‘lgan to‘gri burchakli uchburchakka tashqi chizilgan aylananing uzunlini toping.



    2. Gradus o‘lchovi va radiusi 6 sm bo‘lgan aylana yoyining uzunligini toping.

    3. Temir yo’l polotnosining egilish radiusi 5km, egilish yoyining uzunligi –

    400 m. Egilish yoyining gradus o‘lchovini toping.

    4. Tomoni 9 sm bo‘lgan teng tomonli uchburchakka ichki chizilgan doiraning юzini toping.




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    I poyezd 4 soatda 336 km, avtobus 3 soatda 126 km yo’l bosdi. Avtobusning tezligi poyezd tezligidan necha marta kam? Yechish

    Download 2,4 Mb.