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keisanHigh-precision calculations for everyday life and work

Equilateral triangle

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Calculates the values of other elements based on the selected input value for an equilateral triangle.
\(\large h={\frac{\sqrt{3}}{2}}a\hspace{20px} L=3a\hspace{20px} S={\frac{\sqrt{3}}{4}}a^2\\\)
Input Specifications
Side length a
\(\normalsize Equilateral\ triangle\\ (1)\ height:\hspace{35px} h={\large\frac{\sqrt{3}}{2}}a\\ (2)\ perimeter:\ L=3a\\ (3)\ area:\hspace{50px} S={\large\frac{1}{2}}ah={\large\frac{\sqrt{3}}{4}}a^2={\large\frac{1}{\sqrt{3}}}h^2\\ \)

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