Question

How many units long is a segment whose endpoints are (2,3) and (7,15)?

Answer 1

13 units

Explanation:

Distance formula:
`d = √((x2-x1)^2 + (y2-y1)^2)`

Simply plug in your variables

`d = √((7-2)^2 + (15-3)^2)`

`d = √(5^2 + 12^2)`

`d = √(25 + 144)`

`d = √(169)`

d = 13