Mathematic

### Triangles: Definition with Types

Triangle is a plane figure with three straight sides and three angles. The three angles always add to 180°. The vertex is a corner of…

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Triangle is a plane figure with three straight sides and three angles. The three angles always add to 180°. The vertex is a corner of…

Mathematic

Area of a Polygon A polygon is a two-dimensional shape that is bounded by line segments. It can have as many as finite number of…

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Dodecagon: Dodecagon is one of the types of polygon which has twelve sides. There is an important type of polygon which is known as dodecagon.…

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A decagon is defined as a polygon with ten sides. The word “deca” itself means “ten”. A decagon has 10 sides and 10 internal angles.…

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Nonagon is one of the types of polygonal shapes. The nonagon is said to be a 9 sided polygon. It is also called Enneagon. The…

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Octagon is a polygon which has 8 sides is known as an octagon. It is a two-dimensional closed shape. Octagons must have straight sides that…

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Heptagon is a type of polygon that is composed of 7 lines bounded together. It is a two-dimensional figure. Therefore, a heptagon has seven sides…

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Hexagon is a six-sided polygon (a flat shape with straight sides). It is a polygon of six angles and six sides. The total of the…

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A pentagon is a 5-sided Polygon. A regular pentagon has five lines of reflectional symmetry, and rotational symmetry of order 5 (through 72°, 144°, 216°…

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A quadrilateral is a closed figure with four straight sides. Each point where two sides touch is called a vertex. Simple quadrilaterals are either convex or…

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A triangle has three sides and three angles. The three angles always add to 180° Every triangle has three sides and three angles, several of…

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Polygons: Definition and Types Polygons are plane figures with at least three straight sides and angles, and typically five or more. Triangles, quadrilaterals, pentagons, and…

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