that would be a cone.
no
Cones have a circular base and a triangle prism has a triangular base
It is false. If it has a triangle as its base it would be a pyramid.
A triangle is 2D, and has a square base. A cone is 3D, and has a circular base.
A triangle with a circular base
cylinder is the name for a circular prism
Another name for base is the number on the bottom of the triangle.
It's A CONE
A bicone is a three-dimensional shape swept by revolving an isosceles triangle around its base of unequal length, or by joining two identical right circular cones, base to base.
A prism. A prism is named for its base, eg a triangular prism has a triangle for the base. If the base is a circle, the circular prism is called a cylinder.
A cone has a circular base.
a cylinder has to have a circular base because it is a circular prism