已知直角三角形ABC中,∠B=90°,AB=8,BC=6,BM为中线,△BMN为等腰三角形(点N在三角形AB或AC边上,且不与顶点重合),求S△BMN.
课文回顾。
装 置
甲
乙
丙
丁
场 所
日光下
黑暗中
温 度
23℃
干湿状态
潮湿
干燥
数日后种子
萌发情况
发芽
未发芽
92
8
0
100
93
7
They're trying their best to enough money to build a school for the poor children.
You'll be _______ in the movie if you know it's based on a real teacher in our school.