QUADRATURE OF THE CIRCLE AND THE GEOMETRY

OF SOLIDS;

TO WHICH ARE ADDED,

ELEMENTS

OF

PLANE AND SPHERICAL

TRIGONOMETRY.

BY JOHN PLAYFAIR, F. R. S. Lond. & Edin.
Professor of Natural Philosophy, formerly of Mathematics, in the University of Edinburgha

FİRST PHILADELPHIA, FROM THE LAST LONDON EDITION, ENLARGED:

PHILADELPHIA:
PUBLISHED BY MAROT & WALTER,

No. 87, Market-street.
Printed at No. 24, Arch-street.-A. Walker, Agt.

1826.