good afternoon everything stemit kumunitas or where now you are in a while again I want to post about a problem how to make an equilateral triangle or how to make koseng door or window room, like this physics formula for tukan and sipembuat koseng, the formula is a cm for how to make something in the mensi to make koseng and others I just want to postigan for friends stemit community that is all the aceh or where there aja especially stemit aceh I have put up photos below umpteen and thanks may be useful for geutanyon shedara aceh ..
Rumus
Rumus koseng
Janka sisi
