" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 20 x 20
= 400 cm²
*luas setengah lingkaran = 1/2 (πr²)
= 1/2 x 3,14 x 400
= 314 cm²
" Luas daerah yang diarsir = Luas Persegi - Luas 1/2 Lingkaran
= 400 - 314
= 86 cm²