"Pentagons" Example Sentences
1. The modern soccer ball is made up of 20 regular pentagons and 12 regular hexagons.
2. A regular pentagon has five equal sides and five equal angles.
3. The flag of the United States has 50 stars arranged in a pattern of nine rows of pentagons and staggered rows of hexagons.
4. The famous building in Arlington, Virginia often referred to as "The Pentagon" actually has five sides and is a regular pentagon.
5. A soccer ball has 12 black pentagons and 20 white hexagons.
6. During construction of the Pentagon in the 1940s, the project was initially going to be called the "War Department Building" before switching to its current name.
7. The logo for the United States Department of Defense features an eagle carrying a shield with a diagonal stripe and five stars arranged in the pattern of a pentagon.
8. A pentagram is a five-pointed star shaped like a pentagon.
9. A dodecahedron is a polyhedron with twelve regular pentagons as faces.
10. The National Gallery of Art in Washington D.C. has a sculpture by artist David Smith titled "Cubi XVIII" that is a large cube made up of pentagons and hexagons.
11. The molecule of the compound ribose, which is a major component of RNA, has a pentagon shape.
12. The building that houses the General Motors Technical Center in Michigan is nicknamed the "Pentastar" because it has five wings arranged in a pattern that resembles a pentagon.
13. A dipyramid is a polyhedron with two congruent pentagons as bases and equilateral triangles as lateral faces.
14. The surface of a buckyball, a type of fullerene molecule, consists of 12 pentagons and 20 hexagons.
15. The Parliament House in Canberra, Australia is made up of 260 regular pentagons and 8 regular hexagons.
16. An obelisk-shaped building known as the "Pentagon Memorial" was built near the site of the 9/11 attacks to honor the victims who died in the attack on the Pentagon.
17. The sculpture "Bioscleave House" by artists Arakawa and Madeline Gins features a structure made up of pentagons and squares that is meant to challenge traditional ideas about space and perception.
18. The combination of a pentagon and a hexagon is a heptagon.
19. Carbon molecules known as buckyballs have a spherical shape consisting of many hexagons and pentagons.
20. A pyramid with a regular pentagon base is known as a pentagonal pyramid.
21. The soccer ball used in the World Cup tournaments since 1970 has featured the pattern of 20 white hexagons and 12 black pentagons.
22. A triangular prism with two pentagonal bases is known as a pentagonal prism.
23. An icosahedron is a polyhedron with 20 equilateral triangles as faces, and each vertex is the point of intersection of five triangles, forming a flat pentagon.
24. The Sydney Opera House has 14 shells, each in the shape of a quadrilateral or pentagon that make up the roof structure.
25. The cover of the Pink Floyd album "The Division Bell" features two metal heads with a pentagon-shaped hole in between them.
26. The Barisan Mountains of Sumatra are a chain of active volcanoes that form a roughly pentagonal shape.
27. A regular dodecahedron is made up of 12 regular pentagons, each of which has the same edge length and angle measurement.
28. The sculpture "Quantum Field X" by artist Kenneth Snelson is made up of pentagon-shaped tubing that is arranged in a specific pattern to create the illusion of a three-dimensional grid.
29. The double-bonded carbon atom in molecules of benzene has a pentagon shape due to its hybridization.
30. A regular icosidodecahedron is a polyhedron with 62 faces, consisting of 20 regular triangles, 30 regular squares, and 12 regular pentagons.
Common Phases
1. The soccer ball was made up of
pentagons; each one carefully stitched together.
2. The art installation featured dozens of interlocking
pentagons; creating a stunning visual display.
3. The building's facade was covered in metal
pentagons; giving it a futuristic appearance.
4. The scientific research team used
pentagons as a model for their experiments; studying their unique shape and properties.
5. The park was filled with children playing hopscotch on the pavement, marked with colorful
pentagons.
6. The designer created an eye-catching dress with overlapping pentagon shapes; sure to turn heads on the runway.
7. The math teacher used
pentagons to demonstrate geometric principles to her students; they were fascinated by the complexity of the shape.
8. The basketball court was outlined in white
pentagons; making it easy for players to see the boundaries of the court.
9. The quilt was made up of hundreds of colorful
pentagons; each one carefully hand-stitched by the artist.
10. The architecture of the ancient ruins featured intricate carvings of
pentagons; a testament to the advanced math and engineering of the civilization.