" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
616 = 22/7 x r²
r² = 616 : 22/7
r² = 616 x 7/22
r² = 4312/22
r² = 196
r = √196
r = 14
diameter lingkaran adalah r x 2 ( jari-jari kali 2), jadi diameternya adalah 14 x 2 = 28cm