Find the length of the longest rod that can be placed in a room of dimensions 30m x 24m x 18m.
The dimensions of the room are .
We need to find the length of the longest rod that can be placed in the above mentioned room.
In a cuboid, the diagonal is longest line that can be fixed in.
The diagonal of the cuboid is , where a, b, c are the dimensions of the cuboid.
Let us find the diagonal of the room:
Thus the length of the rod that can be fixed in the room is 42.43m