" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
13880 = x . 40
x = 13880/40
x = 347
luas lingkaran = r2
347 = 3.14 x r2
r2 = 347/3.14
r2 = 110,5
r = 10,5
d = 2r
d=2 x 10,5
d = 21