" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
π = 22/7
luas permukaan = 4πr²/8 + πr²
= 3πr²/2
= 3 x 22/7 x 14 x 14/2
= 66 x 14
= 11 x 84
= 924 cm²
jawaban : b