Respuesta :

Answer:

length = 2.8

Step-by-step explanation:

square root( x2 - x1 )^2 + ( y2 - y1 )^2

square root( 5 - 7 )^2 + ( 5 - 3 )^2

square root(-2 )^2 + ( 2 )^2

square root(8 ) = 2.8