在RT△ABC中,∠C=90°,∠A=30°,CD⊥AE,AD和AB的关系为( 发布时间:2017-05-26 18:22 │ 来源:www.tikuol.com 题型:填空题 问题: 在RT△ABC中,∠C=90°,∠A=30°,CD⊥AE,AD和AB的关系为( )A.AD=12ABB.AD=14ABC.AD=13ABD.AD=34AB
题型:填空题 He sold newspapers in spare time so that he can earn more money for his family.______ he sold newspapers in spare lime. 查看答案