Convert 21 Feet to Fathoms

How long is 21 feet? How far is 21 feet in fathoms? 21 ft to fathoms conversion.

Amount

From

To

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21 Feet =

3.5 Fathoms

exact result

Decimal places

Result in Plain English

21 feet is equal to exactly 3 and a ¹⁄₂ fathoms.

Result as a Fraction

21 feet

= ⁷⁄₂ fathoms

= 3 and ¹⁄₂ fathoms

In Scientific Notation

21 feet

= 2.1 x 10¹ feet

= 3.5 x 10⁰ fathoms

Feet

A foot is a unit of length equal to exactly 12 inches or 0.3048 meters.

Abbreviation: ft

Fathoms

A fathom is a unit of length equal to 6 feet. Its most common use is to measure the depth of water. It is based on the length of a man's armspan.

Feet to Fathoms Conversions

results may be rounded

ft	fathoms
21.00	3.5
21.01	3.5017
21.02	3.5033
21.03	3.505
21.04	3.5067
21.05	3.5083
21.06	3.51
21.07	3.5117
21.08	3.5133
21.09	3.515
21.10	3.5167
21.11	3.5183
21.12	3.52
21.13	3.5217
21.14	3.5233
21.15	3.525
21.16	3.5267
21.17	3.5283
21.18	3.53
21.19	3.5317
21.20	3.5333
21.21	3.535
21.22	3.5367
21.23	3.5383
21.24	3.54
21.25	3.5417
21.26	3.5433
21.27	3.545
21.28	3.5467
21.29	3.5483
21.30	3.55
21.31	3.5517
21.32	3.5533
21.33	3.555

ft	fathoms
21.34	3.5567
21.35	3.5583
21.36	3.56
21.37	3.5617
21.38	3.5633
21.39	3.565
21.40	3.5667
21.41	3.5683
21.42	3.57
21.43	3.5717
21.44	3.5733
21.45	3.575
21.46	3.5767
21.47	3.5783
21.48	3.58
21.49	3.5817
21.50	3.5833
21.51	3.585
21.52	3.5867
21.53	3.5883
21.54	3.59
21.55	3.5917
21.56	3.5933
21.57	3.595
21.58	3.5967
21.59	3.5983
21.60	3.6
21.61	3.6017
21.62	3.6033
21.63	3.605
21.64	3.6067
21.65	3.6083
21.66	3.61
21.67	3.6117

ft	fathoms
21.68	3.6133
21.69	3.615
21.70	3.6167
21.71	3.6183
21.72	3.62
21.73	3.6217
21.74	3.6233
21.75	3.625
21.76	3.6267
21.77	3.6283
21.78	3.63
21.79	3.6317
21.80	3.6333
21.81	3.635
21.82	3.6367
21.83	3.6383
21.84	3.64
21.85	3.6417
21.86	3.6433
21.87	3.645
21.88	3.6467
21.89	3.6483
21.90	3.65
21.91	3.6517
21.92	3.6533
21.93	3.655
21.94	3.6567
21.95	3.6583
21.96	3.66
21.97	3.6617
21.98	3.6633
21.99	3.665