SOLID GEOMETRY

BY

C. A. HART

INSTRUCTOR OF MATHEMATICS, WADleigh high SCHOOL, NEW YORK CITY

AND

DANIEL D. FELDMAN

HEAD OF DEPARTMENT OF MATHEMATICS, ERASMUS HALL HIGH SCHOOL, BROOKLYN

WITH THE EDITORIAL COÖPERATION OF

J. H. TANNER AND VIRGIL SNYDER

PROFESSORS OF MATHEMATICS IN CORNELL UNIVERSITY

DEPARTMENT OF EDUCATION

LELAND STANFORD JUNIOR UNIVERSITY