Réitigh 5/sin48^circ65/sin45^circ

$$\frac { 5 } { \sin 48 ^ { \circ } } \frac { 65 } { \sin 45 ^ { \circ } }$$

Luacháil

$$\frac{3250000000000000000\sqrt{2}}{7431448254773941}\approx 618.478918259$$

Céimeanna Réitigh

Evaluate trigonometric functions in the problem

$$\frac{5}{0.7431448254773941} \frac{65}{\sin(45)}$$

Fairsingigh \frac{5}{0.7431448254773941} tríd an t-uimhreoir agus an t-ainmneoir araon a iolrú faoi 10000000000000000.

$$\frac{50000000000000000}{7431448254773941}\times \frac{65}{\sin(45)}$$

Faigh luach do\sin(45)ón dtábla luachanna triantánúla.

$$\frac{50000000000000000}{7431448254773941}\times \frac{65}{\frac{\sqrt{2}}{2}}$$

Roinn 65 faoi \frac{\sqrt{2}}{2} trí 65 a mhéadú faoi dheilín \frac{\sqrt{2}}{2}.

$$\frac{50000000000000000}{7431448254773941}\times \frac{65\times 2}{\sqrt{2}}$$

Iolraigh an t-uimhreoir agus an t-ainmneoir faoi \sqrt{2} chun ainmneoir \frac{65\times 2}{\sqrt{2}} a thiontú in uimhir chóimheasta.

$$\frac{50000000000000000}{7431448254773941}\times \frac{65\times 2\sqrt{2}}{\left(\sqrt{2}\right)^{2}}$$

Is é 2 uimhir chearnach \sqrt{2}.

$$\frac{50000000000000000}{7431448254773941}\times \frac{65\times 2\sqrt{2}}{2}$$

Méadaigh 65 agus 2 chun 130 a fháil.

$$\frac{50000000000000000}{7431448254773941}\times \frac{130\sqrt{2}}{2}$$

Roinn 130\sqrt{2} faoi 2 chun 65\sqrt{2} a fháil.

$$\frac{50000000000000000}{7431448254773941}\times 65\sqrt{2}$$

Méadaigh \frac{50000000000000000}{7431448254773941} agus 65 chun \frac{3250000000000000000}{7431448254773941} a fháil.

$$\frac{3250000000000000000}{7431448254773941}\sqrt{2}$$