The Science of the Shulba: A Study in Early Hindu Geometry c13.15

c13.15

It should be noted that we do not find in the *Śulba* any explicit rule for the mensuration of a rectangle. But there is no doubt that it was used to be done in the above way. Similarly from the method of constructing the *ubhayī* bricks (Fig. 7) which are of the shape of a scalene triangle, and of the parallelograms (Figs. 32-5; *cf.* also Fig. 14), it is clear that the following formulae also were known: