Question

How many units apart are the points (5, 20) and (10, 8)?

Answer 1

You'll need to use the distance formula for this.

\[d=\sqrt{(x _1-x_2)^{2}+(y_1-y_2)^2}\]

So 5-10=-5, square that and you get 25.
20-8=12, square that and you get 144.
25+144=169
Square root of 169 is 13.

So d = 13.

Answer 2

cool name ^^^, btw..:)

Answer 3

Thanks. :D

Answer 4

:)