Right tetrahedron.

Author:: Lamberto Lamberti

If B,C,D denote the areas of the three orthogonal faces of a right tetrahedron with orthogonal edge lengths a,b,c, and if A denotes the area of the "hypotenuse face", we have

(view as java applet)

New Resources

Cópia de Pendulum
Circle Symmetric Property 2
Exploring Reflections
Pyramid from Prisms
im.g.2.9.1.Dare to be different

Discover Resources

Valentine #2
graph-portugal
Area model and factored form vs standard form
Quarter the Cross 5
Understanding conic

Discover Topics

Pythagoras or Pythagorean Theorem
Arithmetic Mean
Definite Integral
Congruence
Cylinder