Question

Find the distance between points P(1, 2) and Q(4, 8) to the nearest tenth.

Answer 1

The distance formula is an easy way to find it.
d=
`√( (x2-x1)^2 + (y2-y1)^2)`

So plug in your points.

`√((4-1)^2 +(8-2)^2)`

Simplify

`√(9+36)`

`√(45)`
6.70820....
6.7