You are correct. The higher the standard deviation is, the more spread out the data set will be. Nice work.
Answer:
36.575
Step-by-step explanation:
you need to find line ab you can do
for the triangle and get the line you also need to get the squar root of it as it is still squared then devide by 2 to get the rades then times that by pi and there you go you have the area also sorry for spelling I love math not English
Assuming the sheet is a square
see diagram
the length will be 20-2x
the width will be 20-2x
and the height will be x
the volume will be (20-2x)(20-2x)(x)
Https://www.algebra.com/cgi-bin/plot-formula.mpl?expression=highlight%28x%3C=45%29