Question

Need help understanding how to do this question

Answer 1

If you find a wrong thing on answer respond

Answer 2

get the coordinations of the 2 points on the graph and set it the distance formula up
(8,1) and(-3,5)
so you would set your equation up as so;

(-3-8)2 +(5-1)2
(-11)2 + (4)2
121+ 16
137
then you square root that
and get 11.70 or 11.7