A：单杠
B：弹力拉力器
C：哑铃
D：跑步机
— Linda won first prize in the English speaking competition last week.
—Yes, she didn't let her teacher down.
如果两个三角形有两边和其中一边上的高对应相等，那么它们第三边所对的角的关系是（ ）
