" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Luas setengah lingkaran = 1/2 × 3,14 × 20 × 20 = 628cm*2 × 4 = 2512 cm*2
Jadi luas tersebut adalah 2512 + 400 = 2912 cm*2
*pangkat