How do I convert Square Feet to Lineal Feet?

How do I convert Square Feet to Lineal Feet?
(We recommend different waste factors for each product based on past projects.
These are not guaranteed numbers but only recommendations)
Product
Exterior Wood Finishes
1x10 Channel Rustic
Cedar (Includes 1x10
Shiplap)
1x10 Channel Rustic
Cedar Utility
1x8 Channel Rustic
Cedar (Includes 1x8
Shiplap)
1x8 Channel Rustic
Cedar Utility
1x12 Board & Batten
1x10 Board & Batten
1x8 Board & Batten
1x10 Bevel Cedar Rustic
1x8 Bevel Cedar Rustic
2x8 Cedar Log STK
2x10 Cedar Grizzly
Board
1x8 T&G Cedar Rustic
Square
Feet
Needed
Multiply
By
Lineal Feet Needed
Recommended
Waste Factor
Total Lineal
Feet Needed
X
1.41
=
X
1.12
=
X
1.41
=
X
1.20
=
X
1.84
=
X
1.12
=
X
1.84
=
X
1.20
=
X
X
X
X
X
X
X
1.09
1.29
1.65
1.5
2
1.84
1.45
=
=
=
=
=
=
=
X
X
X
X
X
X
X
1.12
1.12
1.12
1.20
1.20
1.10
1.12
=
=
=
=
=
=
=
X
1.84
=
X
1.15
=
1x6 T&G Cedar Rustic
(Includes 1x6 Shiplap)
X
2.4
=
X
1.15
=
1x4 T&G Cedar Rustic
(Includes 1x4 Shiplap)
Interior Wood Finishes
1x6 T&G Aspen Cabin
Plus
1x6 T&G Aspen Cabin
(Delta)
1x10 Pine Shiplap
X
4
=
X
1.15
=
X
2.4
=
X
1.10
=
X
2.4
=
X
1.15
=
X
1.41
=
X
1.12
=
1x8 Pine Shiplap
1x6 T&G Knotty Pine #3
X
X
1.84
2.4
=
=
X
X
1.12
1.15
=
=
1x8 T&G Knotty Pine #3
X
1.84
=
X
1.15
=
1x6 T&G Blue Stain
Pine
1x4 T&G Fir Reject
1x4 T&G Fir DEE
1x6 T&G Fir Reject
X
2.4
=
X
1.05
=
X
X
X
4
4
2.4
=
=
=
X
X
X
1.20
1.10
1.20
=
=
=
1x6 T&G Fir DEE
Decking
2x6 Western Cedar
Decking
2x6 Port Orford Cedar
Decking
5/4x6 Port Orford
Cedar Decking
Fencing
X
2.4
=
X
1.10
=
X
2.18
=
X
1.15
=
X
2.18
=
X
1.10
=
X
2.18
=
X
1.10
=
X
Recommended Waste
Factor
1.05
1x4 Cedar Slat
Lineal Feet
Pieces Needed
÷
.29
=
Total Pieces
Needed
=
1x6 Cedar Slat
1x8 Cedar Slat
÷
÷
.45
.6
=
=
X
X
1.05
1.05
=
=
2x4 Cedar Rails
÷
4
=
X
1.03
=
4x4 Cedar Post
Flooring
Circular Sawn Doug Fir
Smooth Doug Fir
1x4 Fir Flooring Dee
Vertical
1x4 Fir Flooring
C&Better
÷
8
=
X
1.03
=
1.10
1.10
1.10
1.10