SOLUTION: use the distance formula to decide whether jk=kl j(3,-5) k(-1,-2) l(-5,-5)

Algebra ->  Algebra  -> Points-lines-and-rays -> SOLUTION: use the distance formula to decide whether jk=kl j(3,-5) k(-1,-2) l(-5,-5)      Log On

Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 208586This question is from textbook geometry
: use the distance formula to decide whether jk=kl
j(3,-5)
k(-1,-2)
l(-5,-5)This question is from textbook geometry

Answer by RAY100(1637) About Me  (Show Source):
You can put this solution on YOUR website!
Remember distance formula ,,,d=sqrt{x2-x1)^2 + (y2-y1)^2}
.
.
jk = sqrt{ (3-(-1))^2 + ((-5)-(-2))^2} = sqrt{16 + 9}=sqrt25=5
.
kl = sqrt{( (-1)-(-5))^2 + ( (-2)-(-5))^2} = sqrt{16 + 9} = sqrt25 = 5
.
Therefore jk=kl=5
.