11.   Wire the remaining ends as far as you can inside the tree, on either side of the branch, forming a triangular shape.

12.   For ages, the Great Pyramid has been without its apex, the pointy stone top that completes its triangular shape.

13.   For ages the Great Pyramid has been without its apex, the pointy stone at the top that completes its triangular shape.

14.   Sources said the size of the site and its triangular shape made a large-scale residential development impractical.