Question 926158
Hints:



1) To find the perimeter, you need to find the lengths of the 3 sides. To find the length of any side, you find the distance between the two points. Use the <a href = "http://www.purplemath.com/modules/distform.htm">distance formula</a> for that.



2) To find the area of any triangle with 3 sides given, you use <a href="http://www.mathsisfun.com/geometry/herons-formula.html">Heron's Formula</a>