Question 22215
if...
frist side = a
second side = 2a
third side = a/2
then...
a+2a+a/2=224
3a+a/2=224
(2)3a+a/2=224(2)
6a+a=448
7a=448
a=64
so...
first side = 64
second side = 128
third side = 32

i hope that helped and wasnt too hard to understand :)