" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
l = 20 cm
20 - 2- 2 = 16
30/x = 20/16
= 30 . 16 : 20
= 24
= 30- (24 + 2)
= 30 - 26
= 4 cm