point A is located at (1,5) and point B is located at (3,2). What is the length of line segment AB in simplest radical form

Answer 1

c^2 = a^2+b^2
= (3-1)^2 + (5-3)^2
= 2^2 + 2^2
= 4+4
= 8

c = √8
= √(4*2)
= √4*√2
= 2√2