Mathematics, 29.07.2021 21:30 neyssa83
Chiều dài của một hình chữ nhật tăng 25% , chiều rộng hình chữ nhật phải giảm bao nhiêu % để chu vi hình chữ nhật ko đổi ? ( Biết chiều dài gấp đôi chiều rộng )
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Chiều dài của một hình chữ nhật tăng 25% , chiều rộng hình chữ nhật phải giảm bao nhiêu % để chu vi...
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