SOLUTION: Please help me with this. Find the distance between P and Q and the coordinates of the midpoint of the segment joining P and Q. P(2,7),Q(4,1)

Algebra ->  Equations -> SOLUTION: Please help me with this. Find the distance between P and Q and the coordinates of the midpoint of the segment joining P and Q. P(2,7),Q(4,1)      Log On


   

Question 316876: Please help me with this. Find the distance between P and Q and the coordinates of the midpoint of the segment joining P and Q.
P(2,7),Q(4,1)
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Use the distance formula,
D%5E2=%28x2-x1%29%5E2%2B%28y2-y1%29%5E2
D%5E2=%284-2%29%5E2%2B%281-7%29%5E2
D%5E2=4%2B36
D%5E2=40
D=2sqrt%2810%29
.
.
.
Use the midpoint formula,
xm=%282%2B4%29%2F2=3
ym=%287%2B1%29%2F2=4
(3,4)
.
.
.