Choose your shape
square rect circle ellipse
units  dimensional:  weight:  density:  ozs/in 3
rectangle
  Height Volume Weight
  in in3 ozs
^ 319.0007975.0011943.36
  318.8757971.8811938.68
  318.7507968.7511934.00
  318.6257965.6211929.32
Z 7962.5011924.64
  318.3757959.3811919.96
  318.2507956.2511915.28
  318.1257953.1211910.60
^ 318.0007950.0011905.92
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