Datrys b/936,5=sin86/sin54

$$\frac { b } { 936,5 } = \frac { \sin 86 } { \sin 54 }$$

Datrys ar gyfer b

$$b = \frac{9342187330683253633}{8090169943749475} = 1154\frac{6131215596358586}{8090169943749475} \approx 1154.757859926$$

Camau ar gyfer Datrys Hafaliad Llinol

Evaluate trigonometric functions in the problem

$$\frac{b}{936.5} = \frac{0.9975640502598242}{0.8090169943749475}$$

Ehangu \frac{0.9975640502598242}{0.8090169943749475} drwy luosi'r rhifiadur a'r enwadur gyda 10000000000000000.

$$\frac{b}{936.5}=\frac{9975640502598242}{8090169943749475}$$

Lluosi’r ddwy ochr â 936.5.

$$b=\frac{9975640502598242}{8090169943749475}\times 936.5$$

Troswch y rhif degol 936.5 i’r ffracsiwn \frac{9365}{10}. Lleihau'r ffracsiwn \frac{9365}{10} i'r graddau lleiaf posib drwy dynnu a chanslo allan 5.

$$b=\frac{9975640502598242}{8090169943749475}\times \frac{1873}{2}$$

Lluoswch \frac{9975640502598242}{8090169943749475} â \frac{1873}{2} drwy luosi'r rhifiadur â’r rhifiadur a'r enwadur â’r enwadur.

$$b=\frac{9975640502598242\times 1873}{8090169943749475\times 2}$$

Gwnewch y gwaith lluosi yn y ffracsiwn \frac{9975640502598242\times 1873}{8090169943749475\times 2}.

$$b=\frac{18684374661366507266}{16180339887498950}$$

Lleihau'r ffracsiwn \frac{18684374661366507266}{16180339887498950} i'r graddau lleiaf posib drwy dynnu a chanslo allan 2.

$$b=\frac{9342187330683253633}{8090169943749475}$$