Using th epythagorean theorem.
52^2-48^2= x^2
2704-2304= x^2
400=x^2
x=20
Final answer: D
72 is the answer you are looking for here
The 1st one is the right answer
There was 11.54% decrease in attendance.
Step-by-step explanation:
Attendance in 2014 = Old value = 650
Attendance in 2015 = New value = 575
Change = New value - Old value
Change = 575 - 650 = -75
The negative sign indicates a decrease in attendance.
Decrease percentage = 

Rounding off to nearest hundredth
Decrease percent = 11.54%
There was 11.54% decrease in attendance.
Keywords: percentage, subtraction
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