Choose your shape
square rect circle ellipse
units  dimensional:  weight:  density:  ozs/in 3
rectangle
  Height Volume Weight
  in in3 ozs
^ 19.000475.00711.36
  18.875471.88706.68
  18.750468.75702.00
  18.625465.62697.32
Z 462.50692.64
  18.375459.38687.96
  18.250456.25683.28
  18.125453.12678.60
^ 18.000450.00673.92
Z step:  
  Area
      in 2 		^  X   ^
3.00 4.00 6.00 7.00
^ 7.00 21.0028.0035.0042.0049.00
  6.00 18.0024.0030.0036.0042.00
Y 15.0020.0025.0030.0035.00
  4.00 12.0016.0020.0024.0028.00
^ 3.00 9.0012.0015.0018.0021.00
X step: Y step:  
Shape
perimeter		 minimum fiber needed for:
1st layer 2nd layer 3rd layer
20.0 20.5 21.0 21.5