Question

find the perimeter of a triangle whoes sides are equal and measure 7cm each .​

Answer 1

Answer:

Its all sides are equal so its an equilateral triangle

Since,perimiter=3a

=3(7cm)

=21cm

Answer 2

Step-by-step explanation:

its all side are same so,

perimeter of a triangle = sum of all sides

7cm + 7cm + 7 cm = 21 cm

hence the perimeter of the triangle is 21 cm

Hope its helpful .