A pyramid with a base that has seven sides.
An octagonal pyramid
An octagonal pyramid.
A four sided pyramid is called a square based pyramid. It has a square base and four sides,(called edges,) that join at the apex. (the top of the pyramid.)
The sides are Triangles, the bottom is a square on a regular pyramid.Another answer: Faces
a pyramid has 8 sides in total
trianglular pyramid trianglular pyramid
A pyramid with a base that has seven sides.
A pryamid has four sides.
It has 8
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The general term is "pyramid". A nonagonal pyramid would be one where the base has nine sides; if you're referring to the sides of the solid object, it would be an octagonal pyramid (8 "sides" plus the base = nine sides total).
octagonal pyramid :)
An octagonal pyramid
An octagonal pyramid.
A four sided pyramid is called a square based pyramid. It has a square base and four sides,(called edges,) that join at the apex. (the top of the pyramid.)
A regular octagonal pyramid.