The correct answer is 300.
Since each side of a sqare is equal and there are four sides to the square

X being the side length.
Then you would simiply divide by 4 to isolate x

A side length is 56
8 is the greatest
Note the sign, and look at it on a number line.
8 is bigger than -3 by 11
hope this helps
It's B because all the students that attended added together is 320 and 37.5 of 320 is 120