Answer:
Given the vertices (1, 5) and (11, 15) for the corners labeled with red stars, the diagonal of the square C will be the length of the line joining the two vertices.
![50 \sqrt[]{2} feet](https://img.qammunity.org/2022/formulas/mathematics/high-school/rd8yzy6vvnw54e59rs0qfjgniuobj2diww.png)
Explanation:
Using the Distance Formula:
Since 1 Square Unit = 25 Square Feet
1 Unit = 5 feet
Therefore, the length of the diagonal is,
