" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
r = d/2 = 28 / 2 = 14 cm
Luas lingkaran = πr² = 22/7 x 14² = 616 cm²
88= 44/7r
88x7/44 =r
r=14
luas = 22/7 x 14² = 616 cm²