PLZ HELP QUICKLY IF ANSWERED I WILL GIVE 20 POINTS TO YOULook at triangle ABC what is the length of side A B of the triangle A ( 4,5) B (1,2) C ( 4,2). What is the length of side AB of the triangle? Is it square root 6 is it 3 is it square root 18 or is it 6

Respuesta :

Answer:

18

Step-by-step explanation:

Answer:

Square root of 18.

Step-by-step explanation:

AB = sqrt ((5 - 2)^2 + (4 - 1)^2)

=  sqrt18.