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3 katha in . . . Assam . . . . . 8,640 square feet Bengal . . . . . 2,160 square feet Bihar . . . . . . 4,083.75 square feet Madhya Pradesh . . . 18,000 square feet
From the Wikipedia article for "Katha (unit)" (it seems that Cottah is an alternate spelling for Katha): "A Katha is approximately 720-square-foot (67 m2) or 1/20 of a bigha. It is still in use in much of Bangladesh and India"
It is not a standard measure, but in some parts of India, it would be 5760 square feet.
720 sqft
Even state-by-state within India, different units measure different areas. In Bihar, one katha may vary from 750 ft² to 2000 ft².
In the Indian state of Bihar, one katha may vary from 750 ft² to 2000 ft². It is NOT a precise unit of measure.
1900 square feet..
In Bangladesh, one katha is 720 square feet.
1 Katha in to square feet
1 katha in . . . Assam . . . . . 2,880 square feet Bengal . . . . . 720 square feet Bihar . . . . . . 1,361.25 square feet Madhya Pradesh . . . 6,000 square feet
3 katha in . . . Assam . . . . . 8,640 square feet Bengal . . . . . 2,160 square feet Bihar . . . . . . 4,083.75 square feet Madhya Pradesh . . . 18,000 square feet
In Bihar, one Katha varies from seven hundred and fifty square feet to about 2000 square feet. These units are usually used at Chapra.
1 Katha = 720 square feet 10 Katha = 720*10=7200 square feet. baja247.com
1650 square feet 1 katha
1620 SQFT for Siwan ,Gopalganj
1 katha = 1760 sq. Feet.
1 katha=66.9 sq. metres 1 katha=720 sft