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The names of common 2-dimensional geometrical shapes:
No straight sides
- circle (constant diameter)
- ellipse, oval (varying width)
Three or more straight lines (polygons) --
3 sides -triangle
4 sides - quadrilaterals
square (4 equal sides, right angles)
trapezoid (4 sides with only 1 set of parallel lines)
rectangle (4 sides with 2 sets of parallel lines)
rhombus (4 sides, 2 parallel pair)
5 sides - pentagon
6 sides - hexagon
7 sides - heptagon (rarely septagon)
8 sides - octagon
9 sides - enneagon (classically - nonagon)
10 sides - decagon
11 sides - hendecagon (classically - undecagon)
12 sides - dodecagon (classically - duodecagon)
13 sides - tridecagon or triskaidecagon
14 sides - tetradecagon
15 sides - pentadecagon
16 sides - hexadecagon
17 sides - heptadecagon
18 sides - octadecagon
19 sides - enneadecagon (nonadecagon)
20 sides - icosagon
30 sides - tricontagon
1000 sides - chiliagon
10000 sides - myriagon
1000000 sides - megagon
(see the related link for more names)
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What are the differences between plane shapes and geometric shapes?
Plane shapes are geometric shapes in 2 dimensions, but geometric shapes can also be in 1 dimension or 3 dimensions, or, for mathematicians, in more than 3 dimensions.Plane shapes are geometric shapes in 2 dimensions, but geometric shapes can also be in 1 dimension or 3 dimensions, or, for mathematicians, in more than 3 dimensions.Plane shapes are geometric shapes in 2 dimensions, but geometric shapes can also be in 1 dimension or 3 dimensions, or, for mathematicians, in more than 3 dimensions.Plane shapes are geometric shapes in 2 dimensions, but geometric shapes can also be in 1 dimension or 3 dimensions, or, for mathematicians, in more than 3 dimensions.
Do monuments have geometric shapes?
Yes monuments have geometric shapes because they are the fundamental structure.
What are geometric drawings?
Geometric refers to shapes .. the geometric draws are usually mathematical in nature heavy on lines and technical shapes
Can you show a picture of geometric shapes?
Type the words "geometric shapes" in the search field of your browser and click SEARCH. You will get many websites with pictures of almost any geometric shape you can think of.
What geometric shapes are used in building bridges?
Hyperbolic cosines, parabolas, semicircles, triangles are some shapes.
