Land Measurement
1 Tarang Wah = 4 square metres
1 Ngan = 400 square metres
1 Rai = 1600 square metres
Note:
1 Acre= 2.5 Rai (approximately)
1 Hectar= 6.25 Rai (approximately)
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Thai to Metric / Acres
1 Wah = 2 Meters
1 Tarang Wah (1 Wah2) = 4 Meter2
1 Rai = 400 Tarang Wah
1 Rai = 1600 Meter2
1 Rai = 0.40 Acre (approx.)
1 Rai = 0.16 Hectare
1 Ngan = 100 Tarang Wah
Metric / Acres to Thai
1 Meter = 0.5 Wah
1 Meter2 = 0.25 Tarang Wah
1 Acre = 2.53 Rai
1 Hectare = 6.25 Rai
(100 Meter2= 1076.4 Feet2)