The perimeter of an equilateral triangle is 75 cm. Find its area.

A

$$\frac{625\sqrt{2}}{4}$$ $$cm^{2}$$

B

$$\frac{625\sqrt{3}}{4}$$ $$cm^{2}$$

C

$$\frac{625\sqrt{3}}{3}$$ $$cm^{2}$$

D

$$\frac{125\sqrt{3}}{4}$$ $$cm^{2}$$