In the season of Christmas, everyone decorated their home with a Christmas tree, stars and gifts. The height and the base radius of the Christmas tree is 84 \(cm\) and 12 \(cm\). Find its volume if \(1 \ cm^3 = 0.5 \ g\). \([\)Use \(\pi = \frac{22}{7}]\)
Volume of the Christmas tree \(=\) \(g\)