How to Make a Pentagonal Pyramid 

This is a step by step easy DIY video of how to make a pentagonal pyramid.
In geometry, a pentagonal pyramid is a pyramid with a pentagonal base upon which are erected five triangular faces that meet at a point (the vertex). Like any pyramid, it is self-dual. The regular pentagonal pyramid has a base that is a regular pentagon and lateral faces that are equilateral triangles.
What will you need :
* A piece of cardboard paper (200gsm paper or any)
* A Pen
* A Ruler
* A math Compass
* A scissor or a paper cutter
* A Glue or double tape or any tapes
Steps :
1. watch the video
2. Draw the net ( if you want the solid in any other size, adjust the measurements according to your necessity )
3. Cut out the net
4. Fold the template along the lines you drew.
5. Be sure to press each fold tightly to make a crisp crease
6. Add glue to each flap as you put the pentagonal pyramid together ( You can use tape to fasten the flaps if you prefer)
5. enjoy your shape
Try it. take a picture. don't forget to post your DIY johnson solid in the comment section.