Một cột đèn cao 7m có bóng trên mặt đất dài 4 m. Hãy tính góc (làm tròn đến phút) mà tia sáng mặt trời tạo với mặt đất

Jgritten asked Feb 14, 2022

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Jgritten asked Feb 14, 2022

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9 votes

Answer:

tg a = 7/4 => a ≈ 60°15'. chúc bạn thành công.

Firsni answered Feb 20, 2022

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