Prompt 5 of 7
Name a geometric shape
70 accepted answers across 6 rarity tiers.
100 ptsOne in a Krillion1 answerShow answersHide answers
The rarest possible answer — almost no player finds it.
- Reuleaux triangle— A triangle of constant width that rolls as smoothly as a circle. Used to drill square holes.
85 ptsDeep Cut26 answersShow answersHide answers
Genuinely obscure. Most players never think of it.
- Annulus— The ring between two circles. The washer shape.
- Arrow
- Cardioid— The heart-shaped curve of light at the bottom of your coffee mug.
- Chevron
- Chiliagon— A thousand sides. Descartes' favorite thought experiment.
- Ellipsoid
- Frustum— A cone or pyramid with the top sliced off. The shape of a lampshade.
- Helix
- Hendecagon
- Heptadecagon— Gauss proved the 17-gon constructible at age 19 and wanted one on his tombstone.
- Hexagram
- Hyperboloid
- Icosagon
- Klein bottle— A bottle whose inside is its outside. Good luck filling it.
- Lemniscate— The infinity symbol, when it dresses up for math class.
- Mobius strip— One side, one edge, no way out.
- Myriagon— Ten thousand sides, indistinguishable from a circle to the eye.
- Paraboloid
- Rhombicosidodecahedron— An Archimedean solid with 62 faces. A mouthful and a half.
- Rhomboid
- Sector
- Spiral
- Squircle— Halfway between square and circle — the app-icon shape in your pocket.
- Teardrop
- Tridecagon
- Vesica piscis
60 ptsRare23 answersShow answersHide answers
Uncommon — only a minority of players land here.
- Cross
- Cuboid
- Decagon
- Dodecagon
- Dodecahedron
- Ellipse
- Equilateral triangle
- Hemisphere
- Heptagon
- Icosahedron
- Isosceles triangle
- Kite
- Nonagon
- Octahedron
- Parallelogram
- Pentagram
- Polygon
- Prism
- Quadrilateral
- Right triangle
- Scalene triangle
- Semicircle
- Tetrahedron
30 ptsSchooler14 answersShow answersHide answers
A solid, middling pick shared with plenty of other players.
- Cone
- Crescent
- Cube
- Cylinder
- Diamond
- Heart
- Hexagon
- Octagon
- Oval
- Pentagon
- Pyramid
- Rhombus
- Sphere
- Trapezoid
15 ptsToo Clever1 answerShow answersHide answers
An overthought pick that scores below the middle of the board.
- Torus— 'It's technically a donut.' The math-major flex arrives on schedule.
10 ptsPlankton5 answersShow answersHide answers
The most common answer on the board.
- Circle
- Rectangle
- Square
- Star
- Triangle