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It has 3 sides

It has no diagonals

It has 3 interior angles

It has 3 exterior angle

Interior angles add up to 180 degrees

Exterior angles add up to 360 degrees

Can be right angled

Can be equilateral

Can be obtuse

Can be isosceles

Can be scalene

Multiples of a triangle can form other polygons

Its lengths, area and angles can be determined by means of trigonometry

Pythagoras' theorem is applicable to all right angle triangles

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Q: What are at least 12 facts about the triangle?
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Related questions

What are facts about the isosceles triangle?

An isosceles triangle has two equal sides


What are facts about regular triangles?

In a equilateral triangle (or regular triangle) the three sides have equal length.


What is a triangle with at least 2 sides equal?

It is an isosceles triangle.


A triangle with at least two sides congruent?

An isosceles triangle


What has at least one vertex?

a scalene triangle a scalene triangle


A triangle with at least two congurent sides?

Isosceles triangle


What kind of triangle has at least two sides of equal length?

A triangle with at least two sides of equal length is called an isosceles triangle.


Facts about triangles?

the family group of the triangle is percussion.


Who theorized the triangle?

No one. A triangle is not a theory. The mathematics of a triangle are not theories they are facts. Some people that showed this to be so are Pythagoras and Euclid.


What are at least facts regarding the properties of an equilateral triangle?

1 It is a triangle 2 It has three sides 3 Each side is the same length 4 Each internal angle is the same size 5 Each external angle is the same size


Can a triangle have at least 1 acute angle?

Yes. In fact, a triangle must have at least two acute angles.


A radius of a regular triangle is 12 Find the length of one side of the triangle?

A radius of a regular triangle is 12 . find the length of one side of the triangle?