Answer:
The distance between (16, 0) and (0, 12) is going to be under'root of x2-x1 whole square, plus under'root of y2-y1 whole square.
So, 12-0= (12)^2 is 144.
And 0-16= (-16)^2 is 256.
144+256= 400.
Under'root of 400 is 20.
The distance from the two points is 20.