Question 87491
(-4,0) and (-5,-3) 


Distance = {{{ sqrt((x diff)^2 + (y diff)^2 ) }}}


Difference between x values is 1 unit.
Difference between y values is 3 units.


Distance = {{{ sqrt( 1^2 + 3^2) ) }}}
Distance = {{{sqrt(10) }}}


R^2  Retired from SCC