. Trigonometria. The Sines a/id Co-fines. OO 6. 00 3. 00 I. 50 o. 75 o- 375o. 1875o. 09375o. 046875 o. 0234375 5*33-595, ^ ^54-49379 J775967654 o. 01171875! 9781499452998629996599991999919999999999999999999999999 .76007. 18953- 95347.,73249. •,46453 7439°, .99790 3380668273 5457475557 ,7400763997371063886480505 3341083831 From the Sine of o deg. 01171875 parts of a degree( the Sine of one centefm is thus found
. Trigonometria. The Sines a/id Co-fines. OO 6. 00 3. 00 I. 50 o. 75 o- 375o. 1875o. 09375o. 046875 o. 0234375 5*33-595, ^ ^54-49379 J775967654 o. 01171875! 9781499452998629996599991999919999999999999999999999999 .76007. 18953- 95347.,73249. •,46453 7439°, .99790 3380668273 5457475557 ,7400763997371063886480505 3341083831 From the Sine of o deg. 01171875 parts of a degree( the Sine of one centefm is thus foundby the Rule of proportion : As pdeg. 01171875 parts of adegree, Is to the Sine thereof :So is one centefm, To the Sine thereof, And the Co-fine,(by the 8. of the firft hereof.) 12. The Tr/fwwmeina Britannica. t:. The Sine and Sine-complement of one ceritcfm being thus found, the reft of the Canon-af Sines may be computed, bj the ioth. of the fir ft, in this Let A G reprefent the Radius, A H or A F the Sine of 89 centefmes, then,AsAGRadius, Isto A K, the double of AH: So is AF, to AL, thefumof AG& A fi,From which deducting AG Radius, the remainer is A E, the fine of $9-9% centefms. Illuflration by the Radius AG 10 Isto A K: 19999-99969.)^8258 So is A F, 9 ToAL- 19999999l 9-°76$l 7 The Radius AG Subftracb There reds L G, 9999;99959«°765I7 equal to A £, the Sine of 89 degr. 98 centefms- 2 Example. As the Radius AG,IstoAKSo is A ETo AM. A F 9^.99 SubfiraEb Reds FM, equal to A D 3 Example, As the Radius A G Is to A K: So is A D ToAN A S Subftratt Refts E N equal to A C 4 Example. As the Radius A GIstoAK:So is A C A D Subftratt Reft DO equal to BC 89,95 99999-99$ 9°*76 29 3 199999
Size: 1896px × 1318px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1600, bookdecade1650, bookidtrigonometri, bookyear1658
