" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3388 = La x 22
La = 3388 ÷ 22
La = 154
alas berbentuk lingkaran ->
L = r²
154 = 22/7 . r² -> sistem coret lalu kali silang
r = √49
r = 7