Copy of Planes forming faces of triangular pyramid

Author:Henry Kyobe, Lew W. S.

What happens when 4 non parallel planes intersect each other? Use this applet to see how surfaces of a 4 faced solid are formed using equations of planes (in cartesian form)

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Flip Flop
alg2_05_05_04_applet_exp_fxn_flvs
探究由平行線和截線所成的角
Exploring the Derivative of an Exponential Function
alg2_05_05_01_applet_exp_flvs

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Alejandro_B3_Reflections
קיפול נייר אליפסה
Square in a triangle

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Trigonometric Functions
Difference and Slope
Constructions
Triangles
Similar Triangles