The maximum length of a pencil that can be kept in a rectangular box of dimensions 8cm×6cm×2cm, is :
Options.
A) 2√13 cm  B) 2√14 cm  C) 2√26 cm  D) 10√2 cm  E) None of these
Explanation:   Length of pencil = √(8)2+(6)2+(2)2 cm = √104 cm = 2√26 cm   2√26 cmorrect Option: 2√26 cm
<result>C</result>
The maximum length of a pencil that can be kept in a rectangular box of dimensions 8cm×6cm×2cm, is :