Question

Find the distance between the points (13, 20) and (18, 8).

7
11
13

Answer 1

there is a formula
Let's say, there is point A and point B
Point A coordinates\[A(x _{1};y _{1})\]
Point B coordinates \[B(x _{2};y_{2})\]
Then lenght of
\[AB=\sqrt{(x _{2}-x _{1})^{2}+(y _{2}-y _{1})^{2}}\]

Do you know where is "x" and where is "y" in your points?

Answer 2

13