已知等腰三角形的两边长是5cm和11cm，则它的周长是[ ] A．21cm B． 发布时间：2017-04-11 23:12 │ 来源：www.tikuol.com 题型：选择题 问题： 已知等腰三角形的两边长是5cm和11cm，则它的周长是[ ]A．21cmB．27cmC．21cm或27cmD．16cm
题型：选择题 判断图片与对话内容是否一致，一致的画“√”，不一致的画“×”。( ) 1. A: Would you like some soup, Jenny?B: Yes, please! ( ) 2. A: Do you have any apples?B: Yes! Lots of apples!( ) 3. A: Is this your sweater?B: No, it's not mine.( ) 4. A: Is the skirt new?B: Yes! It's my birthday present from my mum. 查看答案
