21 feet in yards

Conversion

21 feet is equivalent to 7 yards.[1]

Conversion formula
How to convert 21 feet to yards?

We know (by definition) that: 1⁢ft ≈ 0.33333333⁢yd

We can set up a proportion to solve for the number of yards.

1 ⁢ ft 21 ⁢ ft ≈ 0.33333333 ⁢ yd x ⁢ yd

Now, we cross multiply to solve for our unknown x:

x ⁢ yd ≈ 21 ⁢ ft 1 ⁢ ft * 0.33333333 ⁢ yd → x ⁢ yd ≈ 6.9999999299999995 ⁢ yd

Conclusion: 21 ⁢ ft ≈ 6.9999999299999995 ⁢ yd

21 feet is equivalent to 7 yards

Conversion in the opposite direction

The inverse of the conversion factor is that 1 yard is equal to 0.142857142857143 times 21 feet.

It can also be expressed as: 21 feet is equal to 1 0.142857142857143 yards.

Approximation

An approximate numerical result would be: twenty-one feet is about zero yards, or alternatively, a yard is about zero point one four times twenty-one feet.

Footnotes

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.

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