- Distance Formula: [tex]\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]
Plug the coordinates into the distance formula and solve as such:
[tex]CD=\sqrt{(8-(-9))^2+(-3-(-6))^2}\\CD=\sqrt{17^2+3^2}\\CD=\sqrt{289+9}\\CD=\sqrt{298}\\CD\approx 17.3[/tex]
Your answer is 17.3 units.
