Một miếng giấy hình chữ nhật ABCD với
Câu hỏi: Một miếng giấy hình chữ nhật ABCD với \(AB = x,\,\,BC = 2x\) và đường thẳng \(\Delta\) nằm trong mặt phẳng (ABCD), \(\Delta\) song song với AD và cách AD một khoảng bằng a, \(\Delta\) không có điểm chung với hình chữ nhật ABCD và khoảng cách từ A đến B đến \(\Delta\). Tìm thể tích lớn nhất có thể có của khi quay hình chữ nhật ABCD quanh \(\Delta\)
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)
A. \(\frac{{64\pi {a^3}}}{{27}}.\)
B. \(64\pi {a^3}.\)
C. \(\frac{{63\pi {a^3}}}{{27}}.\)
D. \(\frac{{64\pi }}{{27}}.\)
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPTQG Năm 2018 - Môn Toán - Nâng cao