Books Books
Any two rectangles are to each other as the products of their bases by their altitudes.
Elements of Geometry - Page 175
by George Albert Wentworth - 1881 - 250 pages

## Plane and Solid Geometry

Claude Irwin Palmer, Daniel Pomeroy Taylor - Geometry - 1918 - 460 pages
...are to each other as the products of their bases and altitudes. -jt = ^p. 349. Theorem. The areas of two rectangles having equal bases are to each other as their altitudes. 360. Theorem. The areas of two rectangles having equal altitudes are to each other as their bases....

## Junior High School Mathematics ...

John Charles Stone - Mathematics - 1919 - 232 pages
...a 6. The proportion — = -, found in problem 5, is stated as a principle as follows : The areas of two rectangles having equal bases are to each other as their altitudes. 7. Find the relation of two rectangles having equal altitudes, and state the result as a principle....

## Plane Geometry

William Betz, Harrison Emmett Webb, Percey Franklyn Smith - Geometry, Plane - 1912 - 356 pages
...products of their bases and altitudes. For if E = «&, and R' = a'b', then — = XT afu 323. COROLLARY 2. Two rectangles having equal bases are to each other as their altitudes. 324. COROLLARY 3. Two rectangles having equal altitudes are to each other as their bases. 325. COROLLARY...