58.2k views
15 votes
A wave is sent down a tunnel where it travels and bounces of the far wall, returning to the sender. The wave travels at 4m/s and it takes 120 seconds to travel there and back. How deep is the cave?​

User LXhelili
by
3.7k points

1 Answer

5 votes

Answer:

100ft

Step-by-step explanation:

User JohnSUN
by
2.9k points