The dimensions of a triangular lot are
,
and
.
Consider
,
,
.
Using Herons formula :
\The area of the circle is
.
Here
.
Substitute
,
,
.


.
The area of the circle is
.
Substitute
and
,
,
.



.
The price of the land is
per square feet.
The total cost of the land =
.
.
Therefore, the total cost of the land is
.
The total cost of the land is
.