A cone fits inside a square pyramid as shown. For every cross section, the ratio of the area of the circle to
Since the area of the circle is
the area of the
4
square, the volume of the cone equals
the area of the square is
or
402
o the volume of the pyramid or (2nchor
플
(
3
6
arh
Cross section
o the volume of the pyramid or
TC
4
: (2.0%)
or
3
2h.
T
2r
T
2r
2
2
3
o I the volume of the pyramid or () or
(2n?(n)
grh.
o į the volume of the pyramid or : (12nºm) or
arah.
2
4
3