The points are
,
and
.
Find the line equation using the two points
and
.
Point-slope form of line equation:
.
Substitute
and
in above formula.

.
Find the line equation using the two points
and
.
Substitute
and
in point-slope formula.

.
Find the line equation using the two points
and
.
Substitute
and
in point-slope formula.



.
Graph:
\Form the triangle by above line equations.
\Graph the lines
,
and
.
Shade the required region.
\.gif\")
Observe the graph :
\Region enclosed by the given curves is in between
and
.
Area enclosed by the curves
and
between
and
is
.
Observe the graph:
\In the interval
, upper curve is
and the lower curve is
.
In the interval
, upper curve is
and the lower curve is
.
Area of the region :
\
.




.
Area of the region is
sq-units.
Area of the region is
sq-units.