Answer:
50√2 ≈ 70.71067812
Explanation:
Since it's a square, it has right angles, therefore use Pythagorean theorem to solve this problem
a² + b² = c²
Since all sides are 50 meters, a and b will be 50
50² + 50² = c²
c is the diagonal
2500+2500= c²
5000 = c²
Root both sides
you'll get 50√2