Zoeken Afbeeldingen Maps Play YouTube Nieuws Gmail Drive Meer »
Inloggen
 Boeken Boek
SIMILAR triangles are to one another in the duplicate ratio of their homologous sides.
The school edition. Euclid's Elements of geometry, the first six books, by R ... - Pagina 271
door Euclides - 1864
Volledige weergave - Over dit boek

Modern Methods in Elementary Geometry

E. M. Reynolds - 1868 - 112 pagina’s
...the second. The proof we leave as an exercise for the learner. The proposition that " Similar figures are to one another in the duplicate ratio of their homologous sides " is true of curvilinear figures as well as of rectilinear. Thus two circles are to one another as...
Volledige weergave - Over dit boek

Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1868 - 410 pagina’s
...has already been proved in triangles: (vi. 19.) therefore, universally, similar rectilineal figures are to one another in the duplicate ratio of their homologous sides. AB has to Jf the duplicate ratio of that which AB has to FG: (v. def. 10.) but the four-sided figure...
Volledige weergave - Over dit boek

Nature, Volume 69

Sir Norman Lockyer - 1904
...furnished by the liberty which each of these excellent works takes with Euclid's Prop, ig, Bk. vi.- — " similar triangles are to one another in the duplicate ratio of their homologous sides " — mysterious but high-sounding- to countless generations of schoolboys. Here it is, in identical...
Volledige weergave - Over dit boek

A Treatise on Land Surveying in Theory and Practice ...

John A. Smith - 1869
...Perpendiculars. 10 22384 to be deducted. Donble areas. 1500 1500 19520 21020 map. As the areas of similar figures are to one another in the duplicate ratio of their homologous sides, we have A : a; IS J : s*. From this proportion we obtain— , jlx«* jo /-4V *= , and S=s I — ] ....
Volledige weergave - Over dit boek

A complete treatise on practical land-surveying

Anthony Nesbit - 1870
...; then the triangle ABC is to the A triangle ADE as the square of BC to the square of DE. That is, similar triangles are to one another in the duplicate ratio of their homologous sides (Euc. vi. 19 ; Simp, c^ iv. 24; Em. ii. 18). THEOREM XIV. In any triangle ABC, double the square of...
Volledige weergave - Over dit boek

The Edinburgh university calendar

Edinburgh univ - 1871
...the part of it without the circle, is equal to the square of the line which touches it. 6. Prove that similar triangles are to one another in the duplicate ratio of their homologous sides. Given (b) the base of a triangle, find an expression for the base of a similar triangle whose area...
Volledige weergave - Over dit boek

How to Prepare for Civil Service Competition, Under the New Regulations

Patrick Weston Joyce - 1871
...twice the rectangle contained by the parts. 2. Deseribe a regular pentagon about a given cirele. 3. Similar triangles are to one another in the duplicate ratio of their homologous sides. 4. If perpendiculars Aa, B&, Cc, be drawn from the angular points of a triangle ALC upon the opposite...
Volledige weergave - Over dit boek

Elements of geometry, containing books i. to vi.and portions of books xi ...

Euclides, James Hamblin Smith - 1872 - 349 pagina’s
...has been already proved for triangles, vi. 19. Therefore, universally, similar rectilinear figures are to one another in the duplicate ratio of their homologous sides. COR. II. If MN be a third proportional to AB and FG, AB has to MN the duplicate ratio of AB to FG,...
Volledige weergave - Over dit boek

Euclid's Elements of Geometry

Euclid - 1872 - 261 pagina’s
...AEDCB) may be divided inl» similar triangles, equal in number, and homologous to all. Ana the polygons are to one another in the duplicate ratio of their homologous sides. PART 1. — Because in the triangles FGI and AED, the angles G and E are ' equal, and the sides about...
Volledige weergave - Over dit boek

The Calendar of Owens college, Manchester

Manchester univ - 1872
...stand. cal angle and the segments into which the line bisecting it divides the base. 4. Similar polygons are to one another in the duplicate ratio of their homologous sides. 5. The rectangle contained by the diagonals of a quadrilateral inscribed in a circle is equal to the...
Volledige weergave - Over dit boek