首页
登录
职称英语
Two men, starting at the same point, walk in opposite directions for 4 meters, t
Two men, starting at the same point, walk in opposite directions for 4 meters, t
游客
2023-10-17
38
管理
问题
Two men, starting at the same point, walk in opposite directions for 4 meters, turn left and walk another 3 meters. What is the distance between them?
选项
答案
10m.
解析
两人的路线可看作两个直角边边长为3米和4米的直角三角形,这时他们之间的距离是两个三角形斜边之和,由斜边边长的平方等于两条直角边边长平方之和可求出距离为10米。
转载请注明原文地址:https://tihaiku.com/zcyy/3107213.html
相关试题推荐
Doctorsarestartingtofindmoreandmoreinformationthatsuggestsaconne
Doctorsarestartingtofindmoreandmoreinformationthatsuggestsaconne
Doctorsarestartingtofindmoreandmoreinformationthatsuggestsaconne
Doctorsarestartingtofindmoreandmoreinformationthatsuggestsaconne
Doctorsarestartingtofindmoreandmoreinformationthatsuggestsaconne
Twomen,startingatthesamepoint,walkinoppositedirectionsfor4meters,t
Twomen,startingatthesamepoint,walkinoppositedirectionsfor4meters,t
Twomen,startingatthesamepoint,walkinoppositedirectionsfor4meters,t
Havingmadehisfirstfilmearlierthisyear,heis______startinginanewmusic
Havingmadehisfirstfilmearlierthisyear,heis______startinginanewmusic
随机试题
求一个正交变换把二次曲面的方程化成标准方程
超过诉讼时效后,当事人所有的权利即告终结。
非公有经济包括()。A.私有经济 B.集体经济 C.独资经济 D.合资经济
8岁男孩,低热、头痛3天,恐水、恐风1天.伴大汗淋漓,狂躁与嗜睡交替,唾液分泌增
关于融资融券的标的证券的下列说法,错误的有( )。 ①标的证券暂停交易后恢复
红外测温检测前,应了解现场设备运行方式,并记录待测设备的运行电压。
A.如题干所示 B.如题干所示 C.如题干所示 D.如题干所示
颜元所办的书院是( )A.岳麓书院 B.学海堂 C.漳南书院 D.东林书
乳化炸药生产的火灾爆炸危险因素主要来自()的危险性。A.物质 B.环境 C.
甲建设单位与乙施工单位经平等协商,就甲发包给乙承建的工程签订了保修合同。该合同约
最新回复
(
0
)