123azulgrana2001 4/11/2024 10:12:14 PM

Câu 45:        Bạn An định làm một cái hộp quà lưu niệm (không nắp) bằng cách cắt từ một tấm bìa hình tròn bán kính https://lh7-us.googleusercontent.com/docsz/AD_4nXdAJq_UVMvFXR4zgRDYQtnM4UHjL6b-vO5x06Xv8ZWwxSdbnjxdUhzHoomrh5Jpva8E2nOj0_6VSro6n9Za8PouSZnnZpUVoeq6svCxjTeQspVxI2evFK-ZkmyhRceyXF3kZr9fwlvBmDcPpR0inU7IgNnueETPxqs=s800?key=RIwYW7zWLkdsX14pzAwMkw để tạo thành một khối lăng trụ lục giác đều, biết https://lh7-us.googleusercontent.com/docsz/AD_4nXca6f6ujlBPKEOaPkYSMpPf9wesxpW_9xvhR6Vt8va7MaxKEh7PFUrf8GIZJlEyY05rgKD8VeVY1rbycNcxPrrcSOSbjwMSGQZbpW5TcgRPWafvbZWa4pUXqSZ57kbqjIPKe_FP_6uLSHLnPg6-t2ypt0wxV1jECg=s800?key=RIwYW7zWLkdsX14pzAwMkw hình chữ nhật có các kích thước là https://lh7-us.googleusercontent.com/docsz/AD_4nXef5frKHojiQZqDNpLVHCv9Tu7mYasJEpPprIM41ws60fXl45DFbKIlUHDfwNpscmsWqouIiQgOaL-vzzNjZkFj4fsvJObkL9t6RUpLyzYqf8J5R2VsglL5mayLABC8bhsvoriw9eqcHRLBX7AE9nqTnCtl9anUcxc=s800?key=RIwYW7zWLkdsX14pzAwMkw và https://lh7-us.googleusercontent.com/docsz/AD_4nXdwqUmfbdXEtSRO0gdcG19dnUwB6GMsVrYqCVzjcdO4vBc-tq41WOYGykVBqm4JuWQKGNYEtBKg6lAMrdVGY_cz33Uq6esC3KVvxewUehYr8fprzt0mLjbjZWa9n8tD00PaYyg2Ap7hf6sWLi4gQbFJw44fcM2ELPU=s800?key=RIwYW7zWLkdsX14pzAwMkw (tham khảo hình vẽ). Thể tích của hộp quà gần nhất với giá trị nào sau đây?

A. https://lh7-us.googleusercontent.com/docsz/AD_4nXcKqkzupw3lcv_QWNpyG9t3JgsejpbSVNBvzCQLke6PQJ8k_khKGh7qV3bfVHmw9NBAGJnAEbb5i6B5B_d_jRlkckCRCI4zzY4cdzYE9el47LTX5Si5EdqcCHqOBDb4Y_3u6h_KWqB6OkD4ORISyK9oY3B4C4QmuOE=s800?key=RIwYW7zWLkdsX14pzAwMkw.        Bhttps://lh7-us.googleusercontent.com/docsz/AD_4nXd1RVIcnzDLkBrAlLDGrExUbSe-fi5geINaS_eH4XoLFE9eTIIAIg0PwO68VbyUiW0zV-yybs665uTRh1CDJlBRL9RTWGhtct3tCvNmklF5YkveGnwzXs_jTkoOvsUYZdCopI26mq_me5ktGGrUIYmBOgnLY3h2Xg=s800?key=RIwYW7zWLkdsX14pzAwMkw.        C. https://lh7-us.googleusercontent.com/docsz/AD_4nXe0z7tiO_c1gt8b28_lQ5vnlQ2svRppcDf2ruCpd_b6KCca1CFuf2vY5S1ZHXoqdL5Jy8_RCEmtVxXz8gL4Af9KqZgX7d3AWW9v-h-YAih-m_W5S7orUjaS6i4QmegZokpws7UutR8qBAXNWymaIqEQFIMxuHjtTUA=s800?key=RIwYW7zWLkdsX14pzAwMkw.        D. https://lh7-us.googleusercontent.com/docsz/AD_4nXcKod_8rVoOMoxA9zmgYH1HbDE1bmCI7UFXgnZUaF_UZxkBKjsBLTDlg_u2klqfRJlxNftQ3UKkTIBqpkGjEnkTOvaAd1wgtDpZBt6Wv0zQDS3YM0A0tISVVOpalg1kCXZE_VyDaHy2Z_frS1NqkzHqTj4ZloVBy8M=s800?key=RIwYW7zWLkdsX14pzAwMkw.

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