" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
d = 28 cm
ditanya : L tabung =....?
r = d/2 = 28/2 = 14 cm
L tabung = 2.phi.r (t + r)
= 2 . 22/7 . 14 (10 + 14)
= 2 . 44 (24)
=2. 1056
=2112 cm ^2