Difference between revisions of "Semiperimeter"

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Revision as of 16:09, 21 June 2006

Definition

The semi-perimeter of a figure is literally half of the perimeter, or $\frac{P}{2}$, where $P$ is the total perimeter of a figure.

Applications

The semi-perimeter has many uses in geometeric formulas. Two well known examples are Heron's formula and Brahmgupta's formula.

See also