The maximum length of a pencil that can be kept in a rectangular box of dimensions
12 cm x 9 cm x 8 cm, is
We know that,
Length of the diagonal of the cuboid = 
= 
= 
= 
= 17 cm
Therefore, option B is correct
1
The maximum length of a pencil that can be kept in a rectangular box of dimensions
12 cm x 9 cm x 8 cm, is
We know that,
Length of the diagonal of the cuboid =
=
=
=
= 17 cm
Therefore, option B is correct