Предмет: Математика, автор: antonmarchuk42

У ромбі ABCD з вершини тупого кута D до сторони ВС проведено перпендикуляр DK. BK=5см, КС=5см. Знайдіть ​кут BCD

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Автор ответа: pavlolesenko0
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Відповідь:60 градусів

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№ 1. Underline the correct item.

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