一道英文物理题,急用!越快越好,

题目

一道英文物理题,急用!越快越好,
009 10.0 points
In a scene in an action movie,a stunt man
jumps from the top of one building to the
top of another building 3.8 m away.After a
running start,he leaps at an angle of 18◦ with
respect to the flat roof while traveling at a
speed of 5.3 m/s.
The acceleration of gravity is 9.81 m/s2 .
To determine if he will make it to the other
roof,which is 2.3 m shorter than the build-
ing from which he jumps,find his vertical
displacement upon reaching the front edge of
the lower building with respect to the taller
building.
Answer in units of m.

答案

009 10.0点
在动作电影中的一个场景,一个替身
跳跃从一个建筑物顶端
另一建筑物顶部距离3.8米.经过
运行开始,他在跨越了18◦角度
对于平屋顶在旅行时
速度5.3米/秒
重力的加速度为9.81 m/s2.
要确定他是否会令到其他
屋顶,这是小于2.3米的集结
荷兰从他的跳跃,发现他的垂直
排量在达到前缘
相对于较低的建设的高
建设.
回答单位米
数学无能表示无力--