Question 134903
Use the distance formula: {{{d=sqrt((x[1]-x[2])^2+(y[1]-y[2])^2)}}}



{{{d=sqrt((2-(-4))^2+(-1-3)^2)}}}


{{{d=sqrt((6)^2+(-4)^2)}}}


{{{d=sqrt(36+16)}}}


{{{d=sqrt(52)=2*sqrt(13)}}}


Roughly 7.211, and to the nearest tenth, 7.2


Do the other one exactly the same way.