Measure and Unit
Conversion Tables
APPENDIX C
LINEAR MEASURE CONVERSIONS
inches feet yards mm cm m
inches 1 0.08333 0.02778 25.4 2.54 0.0254 inches
feet 12 1 0.33333 304.8 30.48 0.3048 feet
yards 36 3.00000 1 914.4 91.44 0.9144 yards
mm 0.03937 0.00328 0.00109 1 0.1 0.001 mm
cm 0.3937 0.03281 0.01094 10 1 0.01 cm
m 39.37008 3.28084 1.09361 1,000 100 1 m
SQUARE MEASURE (AREA) CONVERSIONS
sq.in. sq. ft. sq. yd sq. mm sq. cm sq. m
sq.in. 1 0.00694 0.00077 645.16 6.4516 0.000645 sq.in.
sq. ft. 144 1 0.11111 92,903.04 929.0304 0.092903 sq. ft.
sq. yd. 1,296 9.00000 1 836,127.36 8,361.27 0.836127 sq. yd.
sq. mm 0.00155 0.0000108 0.0000012 1 0.01 0.000001 sq. mm
sq. cm 0.155 0.00108 0.00012 100 1 0.0001 sq. cm
sq. m 1,550.00 10.76391 1.19599 1,000,000 10,000 1 sq. m
UNITS OF DENSITY CONVERSIONS
lb./cu.in. lb./cu. ft. g/cu. cm kg/cu. m
lb./cu.in. 1 1,728 27.6799 27679.9 lb./cu.in.
lb./cu. ft. 0.0005787 1 0.016018461 16.01846 lb./cu. ft.
g/cu. cm 0.0361273 62.42797 1 1,000 g/cu. cm
kg/cu. m 0.000036127 0.06243 0.001 1 kg/cu. m