2 Right Pentagonal Pyramids Small 320×197 Medium 640×394 Large 1024×631 Download Tiff Original 3000×1849 | (169.4 KB) Download EPS Vector 345.1 KB Description Illustration of 2 right pentagonal pyramids with hidden edges shown. The pentagonal bases are congruent, but the height of the smaller pyramid is one half that of the larger. Keywords double, geometric solid, height, isosceles triangles, one half, pentagon, Polyhedron, polyhedrons, proportion, proportional, proportionate, pyramid, Regular, right pentagonal pyramids, similar, solids, triangle, triangular faces, volume Galleries Pyramids Source: Florida Center for Instructional Technology Clipart ETC (Tampa: University of South Florida, 2007)