Regular Tetrahedron Formulas

Posted In: Mathematics

A regular tetrahedron is a tetrahedron in which all four faces are equilateral triangles. It is one of the five regular Platonic solids, which have been known since antiquity.

Regular Tetrahedron

Triangle side length: a
Height: h
Area of base: SB
Total Surface Area: S
Volume: V

  1. $h=√{2/3}\ a $
  2. $S_B=√3/4\ a^2$
  3. $S=√3\ a^2 $
  4. $V=1/3S_B\ h=a^3/{6√2}$

Post Tags: Geometry

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