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3) of the triangles of the parabola: more generally: that is
whatsoever there altitudes
whatsoever there altitudes
Let the altitude of the
first triangle be: .
his halfe base: .
The altitude of an
other triangle
first triangle be: .
his halfe base: .
The altitude of an
other triangle
alt:
square of halfe bases.
halfe bases.
square of halfe bases.
halfe bases.
The rate of the
In such rate are there correspondent
Let . be 1.
. 4.
. 2.
Then wilbe: . 4.
. 4.
. 2.
Then wilbe: . 4.