Question

the perimetter of an equilateral triangle is 12 metter then the area is​

Answer 1

Hello Namaste

Here's your answer -->

⏸...As we know that the perimeter of Equilateral triangle=3a....【where a is side 】

now,

3a=12

a=4 cm...

now ...As we know that the area of Equilateral triangle

=√3a^2/4

=√3*4^2/4

=16√3/4

=4√3cm^2 Ans .

Hope it help you..

Answer 2

Answer:

Step-by-step explanation:

Area of a triangle = 3 x S

∴ Area of the equilateral triangle = 3 x 12 = 36 m²

HOPE IT HELPS