问题
填空题
如图所示，∠C=90°，∠B的平分线BD交AC于D，且CD：AD=2：3，AC=10cm，则点D到AB的距离等于______cm．
答案
CD：AD=2：3，AC=10cm
∴CD=4
故填4．
搜题请搜索小程序“爱下问搜题”
如图所示，∠C=90°，∠B的平分线BD交AC于D，且CD：AD=2：3，AC=10cm，则点D到AB的距离等于______cm．
CD：AD=2：3，AC=10cm
∴CD=4
故填4．
A: How are you going to spend this long summer holiday, Xiao Ming? B: I’m going to visit Hainan Island. A: 小题1: __ B: No, I’llgo there by myself. A; _小题2: _ B; By plane. It takes only about two hours to get there. A:__小题3: __ B; Thank you very much. How about you? A: I’ll go back to my hometown to see my parents. B:__小题4: __ A; My pleasure. B; Thank you. A: You’ re welcome.
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