" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
7
L lingkaran 2= 22 * 21 * 21= 1386 cm²
7
L1 : L2
154 : 1386
1 : 9 (perbandingan Luas Lingkaran)
L.linkaran 2 = x 21x21 = 1386
154 : 1386 = 1: 9