Question

2. The perimeter of equilateral triangle is 60 m,find then its area ​

Answer 1

this is the answer for this question

Answer 2

Answer:

$100 \sqrt{3}$

Step-by-step explanation:

perimeter of equilateral triangle =60

side of equilateral triangle =20

Area of equilateral triangle =

$\sqrt{3} ( {a}^{2} ) \div 4 \\ = \sqrt{3 } \times 400 \div 4 \\ = \sqrt{3} \times 100 \\ = 100 \sqrt{3}$