Posted by Patrick on Tuesday, December 7, 2010 at 4:48pm.
P(1, 3) and R(5, 5) are the endpoints of a diagonal of the rectangle PQRS.
Which sides of the rectangle are parallel to the xaxis? To the yaxis? What is the perimeter of the rectangle?

algebra  Bob, Tuesday, December 7, 2010 at 4:52pm
x=4
y=2
perimeter= (2*4)+(2*2)
= 8+4
=12