You asked: How do you make a dome shape in Sketchup?

How does the Follow Me tool work in Sketchup?

Just select the face and then use Follow Me; the tool automatically runs all the way around any face you have selected. You can use Follow Me another way, too: Instead of preselecting a path, you can click any face with Follow Me and attempt to drag it along the edges in your model.

What is 3D shape?

3D shapes are shapes with three dimensions, such as width, height and depth. An example of a 3D shape is a prism or a sphere.

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