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2) Ñêîëüêî ñåêòîðîâ ñ ðàçâåðíóòûì special-edu.kz.

1277. 1) Íà ñêîëüêî ïðÿìîóãîëüíûõ ñåê-

òîðîâ ìîæíî ðàçäåëèòü êðóã?

óãëîì ñîäåðæèòñÿ â êðóãå?

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