Posted by Brandon on Wednesday, June 3, 2009 at 7:05pm.
how do you find the volume and surface area of a regular triangular pyramid?
 Math  Ms. Sue, Wednesday, June 3, 2009 at 7:09pm

math 13  mhy, Sunday, March 6, 2011 at 10:00am
a regular triangular pyramid with a slant height of 9 m has a volume equal to 50 m³. Find the lateral areas of the pyramid.

plane and solid mensuration  ruell miguel, Thursday, May 12, 2011 at 10:00am
84.65 m^2