What is the distance between (–4, 7) and ( 7, 4) ?

1 Answer
May 8, 2016

=sqrt(130

Explanation:

(-4,7) = color(blue)(x_1,y_1

(7, 4) = color(blue)(x_2,y_2

The distance is calculated using formula:

Distance =sqrt((x_1 - x_1)^2 + (y_2 - y_1)^2)

=sqrt((7 - (-4))^2 + (4- 7)^2)

=sqrt((7 + 4)^2 + (- 3)^2)

=sqrt((11)^2 + (- 3)^2)

=sqrt((121 + 9)

=sqrt(130