Respuesta :
Answer:
15 students should be lined up in each row.
Step-by-step explanation:
A group of 225 student needs to be arranged in a square formation.
This means same number of students will sit in each row as in each column.
To find this we will take the square root of 225.
There will be = [tex]\sqrt{225}=15[/tex] students in each rows and columns.
Therefore, 15 students should be lined up in each row.