" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
168=1/2x16xd2
168=8d2
168/8=d2
21=d2
Lihat gambar layang-layang !
Sumbu simetri adalah PR.
PR=21 cm
OR:PO=2:5
OR=2/7x21=6 cm
PO=5/7x21=15 cm
k=2(SR+SP)
SR=
SR=
SR=
SR=
SR=10 cm
SP=
SP=
SP=
SP=
SP=17 cm
k=2(10 cm+17 cm)=2x27 cm= 54 cm