What is the length of the diagonal of a rectangle

A diagonal of a rectangle cuts the rectangle into 2 right triangles with sides equal to the sides of the rectangle and with a hypotenuse that is the diagonal. All you need to do is use the pythagorean theorem: where a and b are the sides of the rectangle and c is the length of the diagonal.

175

step-by-step explanation:

2 inches x 10 miles = 200 miles - 3 inches = 175