Railways PYQCBT 1 2016

RRB NTPC · Question 45

The length of the diagonal of a square is 26 cm, find the side of the square in cm. A. 13\(√2\) B. \(± 13√2\) C. 13 D. \(26√2\)

  1. D

  2. B

  3. A

  4. C

Show answer & explanation

Answer: (C) A

Explanation

Diagonal = side × √2, so side = 26/√2 = 13√2 cm.