Answer:
=5sqrt(2)
Step-by-step explanation:
The length of a line segment is given by
d = sqrt( (x2-x1)^2 + (y2-y1)^2 )
= sqrt( (9-2)^2 + (8-5) ^2)
= sqrt(7^2 + 3^2)
= sqrt(49+9)
= sqrt(50)
=sqrt(2*25)
We know that sqrt(ab) = sqrt(a)sqrt(b)
sqrt(25)sqrt(2)
=5sqrt(2)
