area is the size of the angles of an equilateral triangle.
area is the size of the angles of an equilateral triangle.
what is the size of the angles of an equilateral triangle?
area
Na
Na
equilateral triangle









































in geometry, an equilateral triangle is a triangle in which all three sides are equal. in the familiar euclidean geometry, an equilateral triangle is also equiangular; that is, all three internal angles are also congruent to each other and are each 60°. it is also a regular polygon, so it is also referred to as a regular triangle.









































section::::principal properties.









































denoting the common length of the sides of the equilateral triangle as "a", we can determine using the pythagorean theorem that:









































bullet::::- the area is formula_1,









































bullet::::- the perimeter is formula_2
equilateral triangle