Question

The diagonal of a square is 5√2. The length of the side of the square is .....,select a proper option (a), (b), (c) or (d) from given options so that the statement becomes correct.
(a) 10
(b) 5
(c) 3√2
(d) 2√7

Answer 1

Let sides of square be x

By using pythagoreus theorem,

x²+x²=(5√2)²

2x²=50

x²=50/2

x²=25

x=√25=5

hence length of sides of square is option b) 5 units