1. How are prisms and cylinders alike ?
2. How are pyramids and cones alike ?
1. Similarities between Prism and Cylinder
In both prism and cylinder two opposite faces i.e., base are always congruent as shown below:
Prism
Cylinder
2. Similarities between Pyramid and Cone
A pyramid has number of triangular faces and a cone is made by revolving a triangle.
Although if the base of pyramid is taken as circular then it will take the shape of a cone.
Cone
Pyramid