# What is a shape with 4 sides called?

## What is a shape with 4 sides called?

Definition: A quadrilateral is a polygon with 4 sides. Definition: A parallelogram is a quadrilateral where both pairs of opposite sides are parallel.

## What group of polygons do all shapes belong to?

So, any shape that can be drawn by connecting three straight lines is called a triangle, and any shape that can be drawn by connecting four straight lines is called a quadrilateral. All of these shapes are polygons….Definition of a Polygon.

Shape # of Sides
Rectangle 4
Pentagon 5
Hexagon 6

How many polygons are there with 4 sides?

Polygons: How Many Sides?

3 triangle, trigon
5 pentagon
6 hexagon
7 heptagon

What is a 5 sided shape?

In geometry, a pentagon (from the Greek πέντε pente meaning five and γωνία gonia meaning angle) is any five-sided polygon or 5-gon. The sum of the internal angles in a simple pentagon is 540°. A pentagon may be simple or self-intersecting. A self-intersecting regular pentagon (or star pentagon) is called a pentagram.

### What is an irregular four sided shape called?

What is an irregular quadrilateral? Irregular quadrilaterals are: rectangle, trapezoid, parallelogram, kite, and rhombus. They are symmetrical, but are not required to have congruent sides or angles.

### What is a 9 sided shape called?

enneagon nonagon
List of n-gons by Greek numerical prefixes

Sides Names
7 heptagon septagon
8 octagon
9 enneagon nonagon
10 decagon

What’s a 6 sided shape called?

hexagon
In geometry, a hexagon (from Greek ἕξ, hex, meaning “six”, and γωνία, gonía, meaning “corner, angle”) is a six-sided polygon or 6-gon. The total of the internal angles of any simple (non-self-intersecting) hexagon is 720°.

What is a 6 sided shape?

#### What is a 99 sided shape called?

Regular enneacontagon
In geometry, an enneacontagon or enenecontagon or 90-gon (from Ancient Greek ἑννενήκοντα, ninety) is a ninety-sided polygon….Enneacontagon.

Regular enneacontagon
Internal angle (degrees) 176°
Dual polygon Self
Properties Convex, cyclic, equilateral, isogonal, isotoxal

#### Is any three sided polygon a triangle?

A three-sided polygon is a triangle. There are several different types of triangle (see diagram), including: Equilateral – all the sides are equal lengths, and all the internal angles are 60°. Isosceles – has two equal sides, with the third one a different length.

What is a 7 sided shape?

In geometry, a heptagon is a seven-sided polygon or 7-gon. The heptagon is sometimes referred to as the septagon, using “sept-” (an elision of septua-, a Latin-derived numerical prefix, rather than hepta-, a Greek-derived numerical prefix; both are cognate) together with the Greek suffix “-agon” meaning angle.

What is a 1000000000000000 sided shape called?

Regular chiliagon
Chiliagon

Regular chiliagon
A regular chiliagon
Type Regular polygon
Edges and vertices 1000
Schläfli symbol {1000}, t{500}, tt{250}, ttt{125}