127.3 ft
Step-by-step explanation
Step 1
Diagram
as the field is a square ,we know each angle is 90 °, hence, the triangle formed by , the first base, the third base and the second baseis a rigth triangleb
so, we can use the Pythagorean theorem,it states that the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse:
so
Let

hence

therefore, the answer is
127.3 ft
I hope this helps you