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 | Area |
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Characteristic | | acre |
| Notes |
|---|---|---|---|---|
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Symbol | ac | |||
Other Name | international-acre | |||
Metric (SI) Equivalent |
0.40468564224 hectares | This equivalent and the one below are calculated from exact values. | ||
Another Metric (SI) Equivalent with More Basic Units | 4046.8564224 meters2 | |||
Metric (SI) Dimensions | length2 | |||
Description in Terms of Other Units and Constants |
4840 yards2 | |||
Unit Group | ||||
Characteristic | | acre-US-survey( Used in the United States for some survey measurements ) | | Notes |
|---|---|---|---|---|
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Other Names |
ac-US-survey, survey-acre | |||
Metric (SI) Equivalent | 0.40468726099 hectares | This equivalent and the one below are calculated from exact values. | ||
Another Metric (SI) Equivalent with More Basic Units |
4046.8726099 meters2 | |||
Metric (SI) Dimensions |
length2 | |||
Description in Terms of Other Units and Constants | 4840 yards-US-survey2 | |||
Unit Group | ||||
Characteristic | | are | | Notes |
|---|---|---|---|---|
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Symbol | a | |||
Metric (SI) Equivalent | 100 meters2 | This equivalent is exact. | ||
Metric (SI) Dimensions | length2 | |||
Characteristic | | arpent-area( Quebec survey unit ) | | Notes |
|---|---|---|---|---|
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| | |||
Metric (SI) Equivalent | 0.34188938592 hectares | This equivalent and the one below are calculated from exact values. | ||
Another Metric (SI) Equivalent with More Basic Units | 3418.8938592 meters2 | |||
Metric (SI) Dimensions | length2 | |||
Description in Terms of Other Units and Constants | ||||
Characteristic | | barn | | Notes |
|---|---|---|---|---|
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Symbol | b | |||
Metric (SI) Equivalent |
This equivalent is exact. | |||
Metric (SI) Dimensions | length2 | |||
Characteristic | | centare | | Notes |
|---|---|---|---|---|
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Symbol | ca | |||
Other Name | centiare | |||
Metric (SI) Equivalent | 1 meter2 | This equivalent is exact. | ||
Metric (SI) Dimensions |
length2 | |||
Characteristic | | circular-inch |
| Notes |
|---|---|---|---|---|
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Symbol | cin |
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Other Name | cir-in | |||
Metric (SI) Equivalent | ||||
Metric (SI) Dimensions | length2 | |||
Description in Terms of Other Units and Constants | ||||
Characteristic |
| circular-mil | | Notes |
|---|---|---|---|---|
| | | |||
Symbol | cmil | |||
Other Name | cir-mil | |||
Metric (SI) Equivalent | ||||
Metric (SI) Dimensions | length2 | |||
Description in Terms of Other Units and Constants | pi * (mil-length / 2)2 | |||
Characteristic | | hectare | | Notes |
|---|---|---|---|---|
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Symbol | ha | |||
Other Name | hectoare | |||
Metric (SI) Equivalent | hectare is a metric unit | |||
Another Metric (SI) Equivalent with More Basic Units | 10000 meters2 |
This equivalent is exact. | ||
Metric (SI) Dimensions | length2 | |||
Characteristic | | rood | | Notes |
|---|---|---|---|---|
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| | |||
Metric (SI) Equivalent | 0.10117141056 hectares | This equivalent and the one below are calculated from exact values. | ||
Another Metric (SI) Equivalent with More Basic Units | 1011.7141056 meters2 | |||
Metric (SI) Dimensions | length2 | |||
Description in Terms of Other Units and Constants | 40 rods2 | |||
Characteristic | | section | | Notes |
|---|---|---|---|---|
| | | |||
Metric (SI) Equivalent | This equivalent is calculated from exact values. | |||
Metric (SI) Dimensions | length2 | |||
Description in Terms of Other Units and Constants | ||||
Characteristic | | shed |
| Notes |
|---|---|---|---|---|
| | | |||
Metric (SI) Equivalent | 1×10-52 meters2 | This equivalent is exact. | ||
Metric (SI) Dimensions | length2 | |||
Characteristic | |
Thomson-cross-section | | Notes |
|---|---|---|---|---|
| | | |||
Symbol |
σe | Use "sigma-e" for our conversion calculators. | ||
Metric (SI) Equivalent | 6.652458734×10-29 meters2 | |||
Standard Uncertainty | ± 1.3×10-37 meters2 | |||
Metric (SI) Dimensions | length2 | |||
Characteristic | | township( Used in the United States ) |
| Notes |
|---|---|---|---|---|
| | | |||
Metric (SI) Equivalent | This equivalent is calculated from exact values. | |||
Metric (SI) Dimensions | length2 | |||
Description in Terms of Other Units and Constants |
(6 miles-US-survey)2 | |||
