" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
180/ 360 x 22/7 x 14 x 14 = 616 cm
D = 28 cm = r = 14 cm
luas juring =
( < pusat / < lingkaran ) = ( luas juring / luas lingkaran )
( 108 / 360 ) = ( luas juring / 22/7 x 14 x 14 )
( 108 / 360 ) = ( luas juring / 616 )
luas juring = ( 616 x 108 ) / 360
luas juring = 184, 8
/ artinya per ya...