vaa13
13.06.2011, 11:16
hi all,
please help me .. since i have a dwg which .. when i draw a 10 by 10 rectenangle..it seem ok ie: area = 100 perimeter is 40..etc...
and i copy it.. it still ok.. but, ehn i rotate it.. ie by 15deg.
then list it .. the area is 100.00000012 and perimeter is 40.00000015...etc..
anyone know what happening in it.. ??
p.s. those in world UCS.. and elev=0...
please help me .. since i have a dwg which .. when i draw a 10 by 10 rectenangle..it seem ok ie: area = 100 perimeter is 40..etc...
and i copy it.. it still ok.. but, ehn i rotate it.. ie by 15deg.
then list it .. the area is 100.00000012 and perimeter is 40.00000015...etc..
anyone know what happening in it.. ??
p.s. those in world UCS.. and elev=0...