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octagon    音标拼音: ['ɑktəg,ɑn]
n. 八边形,八角形,八角堂

八边形,八角形,八角堂

octagon
n 1: an eight-sided polygon

Octagon \Oc"ta*gon\, n. [Gr. ? eight-cornered; 'okta- (for
'oktw` eight) ? an angle: cf. F. cctogone.]
1. (Geom.) A plane figure of eight sides and eight angles.
[1913 Webster]

2. Any structure (as a fortification) or place with eight
sides or angles.
[1913 Webster]

{Regular octagon}, one in which the sides are all equal, and
the angles also are all equal.
[1913 Webster]

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  • Octagon - Wikipedia
    A regular octagon is a closed figure with sides of the same length and internal angles of the same size It has eight lines of reflective symmetry and rotational symmetry of order 8
  • Octagon Calculator
    In this octagon area calculator, you will also find the answers to the following questions: what is an octagon, how many sides does an octagon have, how to find the area of a regular octagon or how to draw an octagon
  • Octagon - Definition, Formula, Examples | Octagon Shape
    Octagon is an eight-sided polygon which consists of 8 interior angles and 8 exterior angles The name 'octagon' is derived from the Greek word 'oktágōnon' which means eight angles
  • Octagon Area Calculator
    Use this octagon area calculator to easily calculate the area of a regular octagon given the length of its side in any metric: mm, cm, meters, km, inches, feet, yards, miles Free online area of octagon calculator
  • Octagon - Math is Fun
    An octagon is an 8-sided polygon (a flat shape with straight sides) First, have a play with an octagon: When all angles are equal and all sides are equal it is regular, otherwise it is irregular A convex octagon has no angles pointing inwards More precisely, no internal angles can be more than 180°
  • Octagon - Math. net
    A regular octagon has sides that have the same length and angle measures that are all the same A stop sign is an example of an everyday object is in the shape of an octagon
  • All About Octagons - Definition, Examples, Formulas | DreamBox
    An octagon is a shape with 8 eight sides – It’s actually a type of polygon, which is typically a shape with at least three sides There are different types of octagons – While regular octagons follow a distinct set of rules, you may encounter irregular octagons along with “concave” octagons
  • Name of an 8-Sided Shape: Octagon Explained - CompleteEra
    🚀 TL;DR – Octagon in a Nutshell An **octagon** is an **8-sided polygon** with 8 angles and 8 vertices It can be **regular** (all sides angles equal) or **irregular** (uneven sides angles) Octagons appear in architecture (stop signs, skylights), nature (crystal formations), and design (stoppers, gears) To draw one, use a compass or divide a circle into 8 equal parts Key formulas
  • Geometric properties of octagon | calcresource
    Octagon is a polygon with eight sides and eight vertices An octagon, like any other polygon, can be either convex or concave, as illustrated in the next figure
  • What is Octagon? Definition, Formula, Properties, Examples
    Definition of octagon with its properties and real life examples Get to know about related facts, different types of octagons and their perimeter formulas





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