What is the approximate distance between point #(5,7)# and point #(-2, 3)#?
1 Answer
Jan 24, 2016
Approximately
Explanation:
The distance between points
#d = sqrt((x_1 - x_2)^2 + (y_1 - y_2)^2)#
In our case, let
#d = sqrt((5-(-2))^2 + (7-3)^2) = sqrt(7^2+4^2) = sqrt(49+16)#
#= sqrt(65)#
Now
Actually,
#sqrt(65) = [8;bar(16)]=8+1/(16+1/(16+1/(16+...)))#
So a better approximation for