Question

given the points below, find xy. round to the nearest hundredth. x(-9,2) and y(5,-4)

Answer 1

$xy=\sqrt{(5-(-9))^2+(-4-2)^2}$

$xy=\sqrt{(5+9)^2+(-6)^2}$

$xy=\sqrt{(14)^2+(-6)^2}$

$xy=\sqrt{196+36}$

$xy=\sqrt{232}=15.2315462117$

$Hence,$

$xy=15.23$