Triangular Bipyramid Calculation

The triangular bipyramid is a double tetrahedron. The sides of the pyramid consist of 6 equilateral triangles. The triangular bipyramid belongs to the group of Johnson solids (J₁₂)

To perform the calculation select the property you know from the menu and enter its value. Then click on the 'Calculate' button.

Triangular Bipyramid Calculator  Input Delete Entry Edge length Volume Surface area Height Decimal places 0 1 2 3 4 6   Results Edge length a Volume V Surface area S Height h

Formulas for the triangular bipyramid

Volume

\(\displaystyle V=\frac{\sqrt{2}}{6}·a^3 \;\;\;\;≈ 0.2357 ·a^3\)

Surface

\(\displaystyle S= \frac{3·\sqrt{3}}{2}· a^2\;\;\;\;≈ 2.598 ·a^2\)

Height

\(\displaystyle h=\frac{2·\sqrt{6}}{3} · a\;\;\;\;≈1.633 ·a \)