क्षेत्र · Chapter Overview
From Līlāvatī, taught by Acharya T Krishnatrey. This lesson is free to read.
<pre data-block="statement">What this chapter covers | The kṣetra-vyavahāra is plane geometry: the areas of triangles and quadrilaterals (including cyclic quadrilaterals), the Pythagorean relation stated in Sanskrit terms (bhujā² + koṭi² = karṇa²), and the mensuration of the circle. Bhāskara gives two values of π — the accurate 3927/1250 = 3.1416 and the practical 22/7 — encoded in word-numerals. The famous peacock-and-snake puzzle sets a right triangle in a courtyard; verses, worked examples and a knowledge check follow.</pre>