" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(5-7)^2 + (7-7)^2 + (6-7)^2 + (9-7)^2 + (8-7)^2
2^2 + 0^2 + 1^2 + 2^2 + 1^2
4 + 0 + 1 + 4 + 1 = 10
√10/5 = √2