" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 4 (3.14) (10)^2
= 12,56 × 100
= 1256 cm^2
L 2 = 4 (phi) r^2
= 4 (3,14) (20)^2
= 12,56 × 400
= 5024 cm^2
L 1 : L 2
=> 1256 : 5024
= 1 : 4
Terima kasih