Question 369545
 <pre><font size = 3 color = "indigo"><b>
Hi,
Perimeter = 2*9 + 2*9 = 36 units
Area = 9* 9 = 81 square units
{{{drawing(500, 500, -15, 15, -15, 15,
line(-7,-1,-7,-10),
line(-7,-10,2,-10),
line(2,-10,2,-1),
line(2,-1,-7,-1),
grid(1),
graph( 500, 500, -15, 15, -15, 15))}}}