Posted by alex on Monday, October 24, 2011 at 9:10am.
triangular pyramid with base vertices C, A, E and B, D, and F
How many planes are shown in the figure?
geometry - Jai, Monday, October 24, 2011 at 9:57am
but we need to see the figure..
geometry - Steve, Monday, October 24, 2011 at 10:50am
Presumably this is a truncated triangular pyramid. So, it has a lower base CAE and an upper base BDF, and three slanting faces. Sounds like 5 faces, or planes.