" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
R = 8 cm
r = 3 cm
GL = 12 cm
maka :
P² = GL² + (R-r)²
P² = 12² + (8-3)²
P² = 144 + 24
P = √169
P = 13 cm
jdi jarak titik pusat lingkaran = 13 cm