Question 478961
the volume of a cone is equal to 1/3 * pi * r^2 * h
here's a reference:
<a href = "http://math.about.com/od/formulas/ss/surfaceareavol_2.htm" target = "_blank">http://math.about.com/od/formulas/ss/surfaceareavol_2.htm</a>
with your ice cream cone:
r = 3 cm
h = 8 cm
volume = 1/3 * pi * 3^2 * 8 = 24 * pi = 73.39822369 cubic cm.