A lamp post 3m high is 6m from a wall. A man 2m tall is walking directly from the post toward the wall at 2.5 m/s. How fast is his shadow moving
![Masts, Towers, Posts - Lamp post style - 6M Lamp post flanged - UK Manufacturer Antenna Masts Towers Radio CCTV Safety training - 6 metre flange lamp post Masts, Towers, Posts - Lamp post style - 6M Lamp post flanged - UK Manufacturer Antenna Masts Towers Radio CCTV Safety training - 6 metre flange lamp post](http://www.radiostructures.com/images/uploads/LP06F.jpg)
Masts, Towers, Posts - Lamp post style - 6M Lamp post flanged - UK Manufacturer Antenna Masts Towers Radio CCTV Safety training - 6 metre flange lamp post
![High Quality 6m 7m 7.5m 9m 13m Conical Hexagonal Solar Road Lamp Post Street Light Poles - China Light Poles and 4.5m Solar Lamp Post Pole High Quality 6m 7m 7.5m 9m 13m Conical Hexagonal Solar Road Lamp Post Street Light Poles - China Light Poles and 4.5m Solar Lamp Post Pole](https://image.made-in-china.com/226f3j00TnCVKSslGobF/High-Quality-6m-7m-7-5m-9m-13m-Conical-Hexagonal-Solar-Road-Lamp-Post-Street-Light-Poles.jpg)
High Quality 6m 7m 7.5m 9m 13m Conical Hexagonal Solar Road Lamp Post Street Light Poles - China Light Poles and 4.5m Solar Lamp Post Pole
![LCE 4MTRS STREET LIGHTING HD GALVANISED POST TOP LAMP POLE WITH CHAMBER [2M/3M/4M/5M/6M/7M] Kuala Lumpur (KL), Selangor, Malaysia Supplier, Supply, Supplies, Distributor | JLL Electrical Sdn Bhd LCE 4MTRS STREET LIGHTING HD GALVANISED POST TOP LAMP POLE WITH CHAMBER [2M/3M/4M/5M/6M/7M] Kuala Lumpur (KL), Selangor, Malaysia Supplier, Supply, Supplies, Distributor | JLL Electrical Sdn Bhd](https://cdn1.npcdn.net/images/1671674392591691eb924c7e8e6a309789b60523c7.webp?md5id=d0866fb7fef7340334755089f89bdfeb&new_width=1000&new_height=1000&size=max&w=1670224106&from=png)