摘要: 目录余弦定理 余弦定理 对于任意一个三角形: \[a^2 = b^2 + c^2 - 2bc * cosA \]任意一边的平方,等于另外两边的平方和,减去2倍这两边与它们夹角余弦值的乘积。 阅读全文
posted @ 2025-10-04 15:35 Alex039 阅读(2) 评论(0) 推荐(0)
摘要: 目录JT-JY6T4S1-1JT-JY6T4S1-2FT-(JY&VOAs) JT-JY6T4S1-1 Conference Certer Reservation Good morning. Hi, i am interested in the computing conference next m 阅读全文
posted @ 2025-10-04 10:52 Alex039 阅读(3) 评论(0) 推荐(0)
摘要: 目录JT-JY6T3S1-1JT-JY6T3S2-2FT-(JY&VOAs) JT-JY6T3S1-1 Good morning, i'd like to open the bank account please. Certainly, if you'd like to take a seat , 阅读全文
posted @ 2025-10-03 11:32 Alex039 阅读(3) 评论(0) 推荐(0)
摘要: 目录JT-JY6T2S1-1JT-JY6T2S1-2FT-(JY&VOAs) JT-JY6T2S1-1 Good morning, SM museum, can i help you? Oh, Yes, Good morning, i'm interested in Children's works 阅读全文
posted @ 2025-10-02 10:29 Alex039 阅读(5) 评论(0) 推荐(0)
摘要: 目录JT-JY6T1S1-1JT-JY6T1S1-2FT-(JY&VOAs) JT-JY6T1S1-1 Good morning, it's gone twelve, i start it again. Good afternoon, Kingswell sports club, how can i 阅读全文
posted @ 2025-10-01 12:49 Alex039 阅读(9) 评论(0) 推荐(0)
摘要: 目录JT-JY5T4S1-1JT-JY5T4S2-2FT-(JY&VOAs) JT-JY5T4S1-1 Good morning, how can i help you? Good morning, i understand you help fix up students with host fa 阅读全文
posted @ 2025-09-30 10:24 Alex039 阅读(8) 评论(0) 推荐(0)
摘要: 目录JT-JY5T3S1-1JT-JY5T3S1-2FT-(JY&VOAs) JT-JY5T3S1-1 Good morning, please take a seat, how can i help you? well, i am thinking of buying a new car, and 阅读全文
posted @ 2025-09-29 13:35 Alex039 阅读(6) 评论(0) 推荐(0)
摘要: 目录JT-JY5T2S1-1JT-JY5T2S1-2FT-(JY&VOAs) JT-JY5T2S1-1 Good morning, North College Library, How can i help you? I was wondering if it will possible to jo 阅读全文
posted @ 2025-09-28 14:02 Alex039 阅读(6) 评论(0) 推荐(0)
摘要: 目录JT-JY5T1S1-1JT-JY5T1S1-2FT-(JY&VOAs) JT-JY5T1S1-1 Good afternoon, Dream Time Travel, How can i help you? Oh, hello, i am interested in the hoilday y 阅读全文
posted @ 2025-09-27 16:50 Alex039 阅读(6) 评论(0) 推荐(0)
摘要: 目录JT-JY4T4S1-1JT-JY4T4S1-2FT-(JY&VOAs) JT-JY4T4S1-1 Hello, Tony, Thanks so much for coming, you know we have been ask to organize somthing for J's far 阅读全文
posted @ 2025-09-25 09:01 Alex039 阅读(6) 评论(0) 推荐(1)