GeoGebra
GeoGebra
Home
News Feed
Resources
Profile
People
Classroom
App Downloads
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)
GeoGebra
New Resources
Converting Percentages to Decimals
ggbBeebies - ggbBimbi
Polar Reciprocation
Wallace-Simson Line, Orthopole, and Deltoid
Pyramids to Cube
Discover Resources
Ladder Problem
construct rectangle practice
ejr 3
Innovations STEAM Conference: Demo 1
Copie de Scientific Notation
Discover Topics
Algebra
Frequency Distribution
Percentages
Differential Calculus
Triangles