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 Consumer Information Metric Conversions
1 millimetre [mm] = 0.0394 inches 1 centimetre [cm] = 10 mm = 0.3937 inches 1 metre [m] = 100 cm = 1.0936 yd 1 kilometre [km] = 1000 m = 0.6214 mile
1 inch [in] = 2.54 cm 1 foot [ft] = 12 in = 0.3048 m 1 yard [yd] = 3 ft =0.9144 m 1 mile = 1760 yd = 1.6093 km 1 int (nautical mile) = 2025.4 yd = 1.853 km
Examples: |
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|
Centimetres |
Inches |
|
Inches |
Centimetres |
|
1 |
.39 |
|
1 |
2.54 |
|
10 |
3.94 |
|
10 |
25.40 |
|
50 |
19.69 |
|
50 |
127 |
|
100 |
9.37 |
|
100 |
25 |
| Metres | Feet | Feet | Metres | |
| 1 | 3.28 | 1 | .3 | |
| 10 | 32.81 | 10 | 3.05 | |
| 50 | 164.04 | 50 | 15.24 | |
| 100 | 328.08 | 100 | 30.48 | |
| Kilometres | Miles | Miles | Kilometres | |
| 1 | .62 | 1 | 1.61 | |
| 10 | 6.21 | 10 | 16.09 | |
| 50 | 31.07 | 50 | 80.47 | |
| 100 | 62.14 | 100 | 160.93 |
Conversion Factors for Units of Area
|
Unit A |
Unit B |
To Convert from A to B, multiply A by: |
To Convert from B to A, multiply B by: |
|
cm² |
in² |
0.155 |
6.452 |
|
cm² |
ft² |
0.001 08 |
929.03 |
|
m² |
ft² |
10.764 |
0.0929 |
|
in² |
ft² |
0.006 94 |
144 |
Examples:
1 sq cm [cm2] = 100 mm2 = 0.1550 in2
1 sq m [m2] = 10,000 cm2 = 2 1.1960 yd2
1 hectare [ha] = 10,000 m2 = 2 2.4711 acres
1 sq km [km2] = 100 ha = 0.3861 mile2
1 acre = 4840 yd 2 = 4046.9 m2
1 sq mile [mile2] = 640 acres = 2.59 km2
Conversion Factors for Temperature
|
|
To |
Formula |
|
Fahrenheit (ºF) |
Celsius (ºC) |
(ºF-32) x 0.556 |
|
Celsius (ºC) |
Fahrenheit (ºF) |
1.8 x ºC + 32 |
Examples:
Farenheit to Celsius Celsius to Farenheit 0.00 -17.78 0.00 32.00 10.00 -12.22 10.00 50.00 20.00 -6.67 20.00 68.00 30.00 -1.11 30.00 86.00