Question

 distância entre os pontos A(0, 0) e B(0, 1)​

Answer 1

$\sf d_{AB}=\sqrt{(x_B-x_A)^2+(y_B-y_A)^2}$

$\sf d_{AB}=\sqrt{(0-0)^2+(1-0)^2}$

$\sf d_{AB}=\sqrt{(0)^2+(1)^2}$

$\sf d_{AB}=\sqrt{0+1}$

$\sf d_{AB}=\sqrt{1}$

$\boxed{\boxed{\sf d_{AB}=1}}$