Question

Calcule a distância do ponto a(5,-2) ao ponto B(3,-4).

Answer 1

A(5,-2) e B(3,-4)

D^2 = ( xb - xa )^2 + ( yb - ya )^2

D^2 = ( 3 - 5 )^2 + ( -4 + 2 )^2

D^2 = 4 + 4

D = √8 ... 2√2