Question

How do you do this? Please Help

Answer 1

Use the distance formula and subtract the two distances.

Answer 2

like?

Answer 3

draw some right triangles and use pythagoras



so the distance between CD is \[d^2 = 4^2 + 4^2 \]

\[ d^2 = 32\]

\[d = 4\sqrt{2}\]