1

EUCLID'S

ELEMENTS OF GEOMETRY,

CONTAINING

THE WHOLE TWELVE BOOKS,

TRANSLATED INTO ENGLISH, FROM THE EDITION OF PEYRARD.

TO WHICH ARE ADDED,

ALGEBRAIC DEMONSTRATIONS TO THE SECOND
AND FIFTH BOOKS;

ALSO,

DEDUCTIONS IN THE FIRST SIX, ELEVENTH, AND
TWELFTH BOOKS.

WITH

NOTES, CRITICAL AND EXPLANATORY.

BY GEORGE PHILLIPS,

QUEEN'S COLLEGE, CAMBRIDGE.

PART I. CONTAINING BOOK I-VI.

LONDON:

PRINTED FOR BALDWIN, CRADOCK, AND JOY.

1826.

183.0.62.

5. H. 1827.

AND PROFESSOR OF MATHEMATICS IN THE ROYAL MILITARY ACADEMY, WOOLWICH;

AS A PLEDGE OF ESTEEM FOR PAST KINDNESS

THIS EDITION OF

EUCLID'S ELEMENTS

IS DEDICATED BY

HIS MOST OBLIGED

AND OBEDIENT SERVANT,

THE EDITOR.