" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
r = 2
pgspd = 12
jp = ?
(R+r) pangkat dua + pgspd pangkat dua
(3 + 2) pangkat dua + 12 pangkat dua
=25 + 144
= 169
jp = √169
= 13 cm
s = jarak kedua pusat
d = garis singgung dalam
R = jari" besar
r = jari" kecil