Beginning AutoCAD 2010: Exercise Workbook

Appendix B: Metric Conversion Factors

Multiply Length

By

To Obtain

centimeter

0.03280840

foot

centimeter

0.3937008

inch

foot

0.3048a

meter (m)

foot

30.48a

centimeter (cm)

foot

304.8a

millimeter (mm)

inch

0.0254a

meter (m)

inch

2.54a

centimeter (cm)

inch

25.4a

millimeter ?mm)

kilometer

0.6213712

mile [U.S. statute]

meter

39.37008

inch

meter

0.5468066

fathom

meter

3.280840

foot

meter

0.1988388

rod

meter

1.093613

yard

meter

0.0006213712

mile [U. S. statute]

microinch

0.0254a

micrometer [micron] (mm)

micrometer [micron]

39.37008

microinch

mile [U.S. statute]

1609.344a

meter (m)

mile [U. S. statute]

1.609344a

kilometer (km)

millimeter

0.003280840

foot

millimeter

0.03937008

inch

rod

5.0292a

meter (m)

yard

0.9144a

meter (m)

Area

acre

4046.856

meter2 (m2)

acre

0.4046856

hectare

centimeter2

0.1550003

inch2

centimeter2

0.001076391

foot2

foot2

0.09290304a

meter2 (m2)

foot2

929.0304a

centimeter2 (cm2)

foot2

92,903.04a

millimeter2 (mm2)

hectare

2.471054

acre

inch2

645.16a

millimeter2 (mm2)

inch2

6.4516a

centimeter2 (cm2)

inch2

0.00064516a

meter2 (m2)

meter2

1550.003

inch2

meter2

10.763910

foot2

meter2

1.195990

yard2

meter2

0.0002471054

acre

mile2

2.5900

kilometer2

millimeter2

0.00001076391

foot2

millimeter2

0.001550003

inch2

yard2

0.8361274

meter2 (m2)

fathom

1.8288

meter (m)

Symbols of SI units, multiples and sub-multiples are given in parentheses in the right hand column.

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