How to make a Triangular Based Pyramid ?

7 answers

• 
  Albertus Putra over 3 years ago

  First, we make a 3D sketch on top plane

  

• 
  Albertus Putra over 3 years ago

  then, add the construction line to build the pyramid

  

• 
  Albertus Putra over 3 years ago

  delete the leg's dimension, change to angular dimension
  the angle will be given automatically
  copy the angle and use it on draft option in extrude command

  

• 
  Albertus Putra over 3 years ago

  add an extruded base on the frame

  

• 
  Albertus Putra over 3 years ago

  use move/copy body command to circular array the body
  using move/copy body command will allow us to select a right line, even it is a construction line

  

• 
  Albertus Putra over 3 years ago

  make an extruded base on the hollow face
  create lines by offseting the shape

  

• 
  Albertus Putra over 3 years ago

  final step is to change the depth of the first extruded base
  we just use 2 different commands, and total 4 commands to build this pyramid