Final answer:
Yes, ladders can be fastened together to make them longer.
Step-by-step explanation:
Yes, ladders can be fastened together to make them longer.
When ladders are fastened together, they become a longer and more versatile tool that can reach higher heights. This is especially useful in situations where you need to reach something that is out of reach with a single ladder.
However, it is important to note that when fastening ladders together, you must follow safety guidelines and ensure that the ladders are securely attached to avoid any accidents or injuries.