Question

What is the longest pole that can be placed in a room of dimension length 10cm breath 10cm height 5cm?

Answer 1

Diagonal of cuboid=√(l^2+b^2+h^2) =√{(10)^2+(10)^2+(5)^2} =√(100+100+25) =√(225) =15. therefore,the longest pole that can be placed in a room is 15cm