Answer:
Explanation:
It is given that the tiles are of the shape of trapezoid and The top base of each tile is 13 inches in length and the bottom base is 19 inches.
Now, mid segment of the trapezoid s given as:

where a is the top base and b is the bottom base of the trapezoid. Thus, on substituting the given values, we get



Therefore, John will need 16 inches of a cut to make so that he cuts the tiles along the median.