TSA 2014 · Question 32 · Main Conclusion
SaveA regular octahedron is a solid composed of eight equilateral triangles, as shown in the image below:

Which one of the following paper shapes will fold into an octahedron?
TSA 2014 · Question 32 · Main Conclusion
SaveA regular octahedron is a solid composed of eight equilateral triangles, as shown in the image below:

Which one of the following paper shapes will fold into an octahedron?