Class 6 Maths Mensuration Perimeter of Equilateral triangle

Perimeter of Equilateral triangle

A triangle has 3 sides. An equilateral triangle is a triangle with three sides which are equal in length. Let the side of an equilateral triangle be of z

 

Perimeter of an Equilateral triangle = Sum of the lengths of the sides of the square

                                                                       = z+ z +z

                                                                        = 3z

Perimeter of an equilateral triangle = 3 × length of a side

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