"a shape with twelve sides is called a 12-gon..... i promise its in my math book!"
Officially its called a dodecagon.
Often polygons with a lot of sides start being called x-gon where x is the number of sides.
Chat with our AI personalities
If the shape is flat is is called a: dodecagon If it is a 3 dimensional object it is called a dodecahedron
dodecahedron
Well a solid shape with five sides is called a polygon! * * * * * Totallly wrong answer! It is a pentahedron. That could be a triangular prism or a quadrilateral pyramid.
A shape with 7 sides.
A heptagon or a septagon. Equal-sided shapes are called "regular" so a seven equal sides shape is a regular heptagon.square square