Choose your shape
square rect circle ellipse
units  dimensional:  weight:  density:  ozs/in 3
rectangle
  Height Volume Weight
  in in3 ozs
^ 1.12533.7550.54
  1.00030.0044.93
  0.87526.2539.31
  0.75022.5033.70
Z 18.7528.08
  0.50015.0022.46
  0.37511.2516.85
  0.2507.5011.23
^ 0.1253.755.62
Z step:  
  Area
      in 2
^  X   ^
4.00 5.00 7.00 8.00
^ 7.00 28.0035.0042.0049.0056.00
  6.00 24.0030.0036.0042.0048.00
Y 20.0025.0030.0035.0040.00
  4.00 16.0020.0024.0028.0032.00
^ 3.00 12.0015.0018.0021.0024.00
X step: Y step:  
Shape
perimeter
minimum fiber needed for:
1st layer 2nd layer 3rd layer
22.0 22.5 23.0 23.5