Mathematics in Ancient and Medieval India c8.245
Mathematics in Ancient and Medieval India c8.245
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c8.245
*Illustration* : To find the value of R sin 57⁰ Now 57° = 3420' = 900' × 3 + 720'. Here θ = 720' Now, d = (31+24)/2 - 720/900 × (31-24)/2 ∴ R sin 57⁰ = 106 + 720/900 ((31+24)/2 - 720/900 × (31-24)/2) = 125.96. From logarithmic calculation R sin 57⁰ = 125.80. ( here R = 150 )