What is the length of a line segment whose endpoints have coordinates (5,3) and (1,6)? 1. 5 2. 25 3. 4?

(5,3) (1,6)
[tex]d = \sqrt{{(5 - 1)}^{2}+{(3 - 6)}^{2}} = \\ \sqrt{ {4}^{2} + {( - 3)}^{2} } = \\ \sqrt{16 + 9} = \\ \sqrt{25} = 5[/tex]

the correct answer is
1) 5