Choose your shape
square rect circle ellipse
units  dimensional:  weight:  density:  ozs/in 3
rectangle
  Height Volume Weight
  in in3 ozs
^ 309.2507731.2511578.32
  309.1257728.1211573.64
  309.0007725.0011568.96
  308.8757721.8811564.28
Z 7718.7511559.60
  308.6257715.6211554.92
  308.5007712.5011550.24
  308.3757709.3811545.56
^ 308.2507706.2511540.88
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