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. \(26√2\)
Show answer & explanation
Answer: (C) A
Explanation
Diagonal = side × √2, so side = 26/√2 = 13√2 cm.