Answer:
25
Explanation:
The highest possible square number that can be obtained from the square root of 28 is 25.
To determine this, we can start by finding the square root of 28, which is approximately 5.29. Since we are looking for the highest possible square number, we round down to the nearest whole number, which is 5.
Next, we square this number, 5, to find the highest possible square number of the square root of 28. When we square 5, we get 25.
Therefore, the highest possible square number of the square root of 28 is 25.