Find the length of the largest rod that can be placed in a room 12m*9m*8m ?

• ans:17
  room is in the shape of a cuboid
  the diagnol of cuboid=length of largest rod
  ===>(l^2+b^2+h^2)^1/2=lenght of rod
  ==>(12^2+9^2+8^2)^1/2=289^1/2=17=length of largest rod
• 10 years agoHelpfull: Yes(3) No(0)
• 12m
  reason:
  room length=12m
  so rod length will be 12m.
• 10 years agoHelpfull: Yes(1) No(2)