The Pentagons ClipArt gallery offers 20 examples of closed two-dimensional geometric figures with five sides. There are images of regular pentagons, which have 5 equal sides and 5 equal angles, and irregular pentagons. ### Similar Figures

2 pentagons that are similar figures ### Pentagon

"A polygon of five sides." -—Hallock 1905 ### Irregular Concave Pentagon

Illustration of an irregular pentagon. This is also an example of a concave polygon with symmetry. ### Irregular Concave Pentagon

Illustration of an irregular concave pentagon. ### Irregular Convex Pentagon

Illustration of an irregular pentagon. This is also an example of a convex polygon with symmetry. ### Irregular Convex Pentagon

Illustration of an irregular pentagon. This is also an example of a convex polygon with symmetry. ### Irregular Convex Pentagon

Illustration of an irregular convex pentagon. ### 2 Concentric Pentagons

Illustration of 2 concentric pentagons. ### 2 Concentric Pentagons

Illustration of 2 concentric pentagons. ### 2 Congruent Rotated Pentagons

Illustration of 2 regular congruent pentagons that have the same center. One pentagon has been rotated… ### 3 Concentric Pentagons

Illustration of 3 concentric pentagons that are equally spaced. ### 4 Concentric Pentagons

Illustration of 4 concentric pentagons that are equally spaced. ### 4 Congruent Rotated Pentagons

Illustration of 4 regular congruent pentagons that have the same center. Each pentagon has been rotated… ### 8 Congruent Rotated Pentagons

Illustration of 8 regular congruent pentagons that have the same center. Each pentagon has been rotated… ### Congruent Pentagons

Illustration showing two congruent pentagons. ### 5-sided Polygon

Polygon consisting of 5 sides ### Convex Polygon

Illustration of a convex polygon. A polygon is convex when no side when produced will enter the polygon. ### Polygon With Diagonal

Illustration of a polygon with a diagonal drawn. A diagonal of a polygon is a line joining the vertices… ### Exterior Angles of Polygons

Illustration of a polygon with exterior angles drawn. ### Pentagon With Sides Labeled

Illustration of a pentagon with sides measuring 6 2/3', 4 1/2', 5 1/3', 4 3/4', and 9 5/12'.