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Mathematics, 11.12.2021 06:20 Bigman8518

Cho đường tròn tâm O, đường kính AB=8cm và điểm C là một điểm thuộc đường tròn (O). Vẽ D là điểm đối xứng của C qua AB. Gọi M là giao điểm của AB và CD. Tính độ dài đoạn thẳng OM biết CD=4cm.

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Cho đường tròn tâm O, đường kính AB=8cm và điểm C là một điểm thuộc đường tròn (O). Vẽ D là điểm đối...
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