Question

What is the approximate distance from (2, 5) to (-2, 1)?

6 units

5 units

4 units

3 units

Answer 1

use the distance formula

Answer 2

http://0.tqn.com/d/math/1/0/A/1/distance.gif

Answer 3

root(2-(-2))^2+(5-1)^2)=root(4^2+4^2)=4*root(2)

Answer 4

so, \[\sqrt{(2-(-2))^2+(5-1)^2}\]\[\sqrt{32}\]\[4\sqrt{2}\]

Answer 5

The answer is 4.