T. Sundara Row's geometric exercises in paper folding. Edited and rev. by Wooster Woodruff Beman and David Eugene Smith (1901)
Sundara Rao, Tandalam, 1853-, Beman, Wooster Woodruff, 1850-1922, Smith, David Eugene, 1860-1944 · Chicago Open Court Pub. Co · leaf 44
DING 25 Fold OM, keeping 0 fixed and letting M fall online BC, thus finding P, the vertex of the right-angledtriangle AMP. Describe on PB the square BPQR. The square is equal to the given rectangle. For •. • BP = QP, and the angles are equal, triangleBMP is evidently congruent to triangle QSP. .-.… … Fig. 23. 64. Take four equal squares and cut each of theminto two pieces through the middle point of one of thesides and an opposite corner. Take also another 26 GEOMETRIC EXERCISES equal square. The eight pieces can be arranged roundthe square so as to form a complete square, as in Fig.23, the…
Geometry -- Study and teaching · Paper work
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
