" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1386 = 22/7 x (2p)²
441 = 4p²
p = 10,5
r besar = 3 x 10,5 = 31,5 cm
Luas = 22/7 x 31,5 x 31,5 = 3118,5 cm²