A cone fits inside a square pyramid as shown. For every ross section, the ratio of the area of the circle to the area
Since the area of the circle is the area of the square, the
volume of the cone equals
of the square is
Tr?
402
or
4
the volume of the pyramid or
Cross section
h
or
(mm) oran.
the volume of the pyramid or (enm) wrh.
i the volume of the pyramid or 4 (B7?m) or {xiºn.
( Com)
or wrh.
2r
2r
the volume of the pyramid or