Question

the perimeter of an equalateral triangle is 12.3cm ​

Answer 1

Answer:

all sides of an equilateral triangle are equal.

Let one side of the triangle be 'x'

a triangle has 3 sides

therefore,

3x=12.3

x=12.3/3

x=4.1

each side of the equilateral triangle =4.1cm

Answer 2

Answer:

4.1

Step-step explanation: 3x =12.3

x=12.3/3