Choose your shape
square rect circle ellipse
units  dimensional:  weight:  density:  ozs/in 3
rectangle
  Height Volume Weight
  in in3 ozs
^ 521.00013025.0019506.24
  520.87513021.8819501.56
  520.75013018.7519496.88
  520.62513015.6219492.20
Z 13012.5019487.52
  520.37513009.3819482.84
  520.25013006.2519478.16
  520.12513003.1219473.48
^ 520.00013000.0019468.80
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