Answer:
The answer to your question is: L = 30 ft
Step-by-step explanation:
Data
man = 6 ft
man shadow = 5 ft
lamppost shadow = 25 ft
lamppost height = ? = L
Process
[tex]\frac{6}{5} = \frac{L}{25}[/tex]
[tex]L = \frac{6 x 25}{5}[/tex]
[tex]L = \frac{150}{5}[/tex]
L = 30 ft