cylinder
A ditetrahedron (two triangular pyramids stuck together base-to-base) or, more boringly, a cube.
It depends on which method of tag you are playing
they all have a vertex, or a point, and one base. :-D
They have at least one circular base.
False
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.
Cones and pyramids have only one base, but prisms have multiple bases.
Pyramids, no; cones, yes (except the base).
Ancient Egyptians may not have 'cut' their diamonds in the same way that diamonds are 'cut' today. The natural occurrence of a diamond can be a pyramid shape, and even two pyramids fused together at the base. In this incarnation, a diamond is quite beautiful and eye-catching.
that female cones contain at least one ovule at the base of each scale
false!
false
A ditetrahedron (two triangular pyramids stuck together base-to-base) or, more boringly, a cube.
Cones have a circular base and a triangle prism has a triangular base
False, prisms can have more than one base.
Cones, hemispheres, and cylinders have.
It depends on which method of tag you are playing