" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
luas alas = 1232 cm²
t = 25 cm
jawab :
Luas alas = πr²
1232 = 22/7 x r²
1232 x 7 = 22 x r²
8624 = 22 x r²
r² = 8624/22
r² = 392
r = √392
Volume = πr²t
= 22/7 x √392² x 25
= 22/7 x 392 x 25
= 30800 cm³