在△ABC中,若BA•BC=4,△ABC的面积为2,则角B=______. 发布时间:2017-04-13 22:17 │ 来源:www.tikuol.com 题型:填空题 问题: 在△ABC中,若BA•BC=4,△ABC的面积为2,则角B=______.
题型:填空题 —Do you know what Millie and Andy were doing at 8 o'clock yesterday? —As Millie _____ TV, Andy _____ the door to welcome Tom. [ ]A. was watching: was opening B. watched; opened C. was watching; opened D. watched: was opening 查看答案