Question

What is the distance between points (4, 0) and (3, 2)?

Answer 1

Distance formula: $\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}$

(x1, y1) = (4, 0)
(x2, y2) = (3, 2)

$\sqrt{(3-4)^2+(2-0)^2}$
$\sqrt{1+4}$
$\sqrt{5}$