a grid shows the positions of a subway stop and your house. the subway stop is located at (7, -6) and your house is located at (-9, 5) what is the distance, to the nearest unit, betweem your house and the subway stop?

Question

dumbcow · Answer

Think of it as a triangle and the distance is the hypotenuse
the horizontal leg of triangle has length(7-(-9)) or 16
vertical leg of triangle has length (5-(-6)) or 11
use Pythagorean theorem
c^2 = 16^2 + 11^2
c^2 = 256 + 121
c^2 = 377
c =  sqrt(377) = 19.4