7. Calculate the area and cost of the land

Priya buy a land in the shape of an equilateral triangle. The perimeter of the land is 237 \(m\). Find the area of the land and find how much cost she spent to buy the land, if each square metre is \(₹\)18. (Use: \(\sqrt{3} = 1.73\))

 

Area of the land \(=\) \(m^2\)

 

Amount spent to buy the land \(=\) \(₹\)