" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
r = 7 cm
Luas = πr²
= 22/7 x 7 cm x 7 cm
= 154 cm²
K = 2πr
= 2 x 22/7 x 7 cm
= 44 cm
K =