问题描述:
如果角1+角2=90度,则角2是余角 判断
跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求
跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求跪求
问题解答:
我来补答展开全文阅读